Ultraman Ace

Yapool sends the terrible-monster Verokron to an industrial complex in the hopes of taking over planet Earth. Verokron's attack destroys the city, taking Seiji Hokuto and Yuko Minami's lives. That's when the miracle of Ultra happens!

The Gold Egg from outer-space and the Silver Egg from within the earth fuse together in the middle of Tokyo. TAC attacks this egg with a laser before it can hatch, but instead, the egg absorbs the laser's energy and terrible-monster Chameleking is born.

Minami, while on patrol, observes a terrible-monster attacking a passenger plane. TAC didn't see the terrible-monster, and concludes that the incident was an accident. Hokuto, in hopes of proving Minami right, starts an investigation on his own.

The Yapool take away a recently discovered specimen of an ancient fish species dating back 300 million years. Meanwhile, Mikawa gets invited to classmate and popular manga artist Mushitaro Kuri's house, but this is a conspiracy of the Yapool.

Multiple incidents are reported about women with blood type-O being sucked into an alternate dimension. This was the work of the Alien Giron and Terrible-Monster Aribunta. TAC comes to the rescue with the almighty Duckbill tank, but is counter-attacked.

The Shinsei spaceship suddenly disappears from the radar while on its way back home from the moon. The pilot, Koyama, miraculously returns alive, but is secretly possessed by Terrible-Monster Brocken. Atsushi notices something wrong but...

Mysterious Star Goran is on course for a head-on collision with Earth in exactly one week. In preparation, TAC was readying the interceptor missile Maria 1,but in a turn of events, Maria 1 gets destroyed by a revengeful Alien Metron Jr.

Alien Metron Jr., Terrible-Monster Doragory, and Monster Muruchi are brought back to life from underground by the effects of the approaching Mysterious Star Goran. Ace has a mighty difficult time battling with the three monsters.

Junko Samejima succeeds in photographing Terrible-Monster Gamas. The terrible-monster soon disappears, but this was part of its plan. Gamas, who is able to travel back and forth from the two-dimensional world, was just waiting for the prints to roll.

Rumiko Murano and Jiro Sakata get caught up in this calamity, but are saved by Hideki Go, an old friend of theirs who was supposed to have returned to his homeland. Jiro is ecstatic with this unexpected reunion, but Hokuto finds this suspicious...

TAC's Radar Base No. 3 is attacked by Kunoichi Terrible-Monster Unitang. Hokuto has a suspicious feeling about the 10 college girls who were nearby, and starts an investigation. However, he gets captured by the Yapool, and...

Terrible-Monster Sabotendar appears. It gets defeated by Ace, but then transforms into a red cactus flower, waiting for its resurrection. TAC gets ahold of the specimen from a boy named Saburo, and then they try to rid of it in outer space, but...

Seiji and Yuko notice the Ultra Sign shown in the sky. Ace joins up with his four brothers, and they head to Planet Golgotha. Unfortunately, this is all a trap devised by the Yapool. Terrible-Monster Barabbas arrives on the undefended Earth!

Ace loses his battle as his brothers are taken as hostages. TAC's Commanding Officer Takakura decides upon the total destruction of Planet Golgotha using the Superluminal Missile, and appoints Hokuto as its pilot.

While TAC's Imano is back home in Okayama for a holiday, he meets a boy named Yumeji who can talk with a horseshoe crab. The horseshoe crab warns Yumeji and Seiji that a terrible-monster is on its way to Earth. The battle with King Crab begins!

Many accidents were reported in Hotarugawara Bypass. Strangely, all persons involved in the accidents were skeletonized. Yuko arrives at the scene to investigate, and becomes friends with a wheelchair bound girl called Tamiko.

Seiji and Yuko meet Saburo, a boy who can control pigeons. Seiji comes up with an idea to integrate the homing instinct of pigeons into their current airplane module development, and borrows Saburo's pigeon Kojiro. The Yapool notice this development...

Yasuo, a boy who always lies, sees Terrible-Monster King Kappa turn into the Haruyama family's pool, but no one believes him. The Haruyamas invite Yasuo's sister and friends over for a pool party. That night, the children transform into kappa-humans.

Hokuto sees a luxury liner sailing in outer space. He takes time off work and starts a personal investigation into this matter. Hokuto meets Ichiro Shinoda, and the two argue about what happened with the luxury liner, and eventually develop a friendship.

One morning, a girl asks Captain Ryu if he would hire her as a housemaid. Ryu politely declines the offer, and the girl leaves while uttering strange words. The girl is Celestial Maiden Aprasa, and is being exploited by the Yapool...

The Yapool agent Space Mask infiltrates TAC HQ. While pursuing the agent, Mikawa gets severely wounded. A sculptor named Sakai helps her out, and eventually the two become close, but Sakai is sculpting terrible-monster models for kindergarteners...

A peculiar elderly man is seen brainwashing children by performing a strange song-dance. This is all part of a plan devised by the Yapool to bring children to an alternate dimension and end humanity. Hokuto jumps into the alternate dimension on his own.

Yoshiko starts behaving erratically ever since she was soaked by red rainfall. Yoshiko leaves her bed, and speaks to Terrible-Monster Mazarews as if it was her own son. This was part of the plan devised by the remnants of the Yapool, the Mazaronians.

A pyramid suddenly appears in the middle of an elementary school playground. One by one, the children drop to the ground after inhaling the red gas that jets out from the pyramid. A girl named Michiru is the only one left standing.

Alien Hipporit claims to be the strongest being in the universe, and asks Earthlings to hand over Ace. Ace battles with the foe that not even TAC can handle, and is transformed into a bronze statue mid-battle. The Ultra Brothers come to the rescue, and...

Alien Hipporit defeats the 5 Ultra Brothers and orders to surrender Earth, but Captain Ryu is not allowing it. TAC goes for an all-out attack, but still, Alien Hipporit is indestructible. Just when all hope is lost, Father of Ultra appears!

Yuko, who has been acting erratically ever since the last full moon, shows an extreme interest in defeating Terrible-Monster Lunaticks. Hokuto is puzzled by her behavior, but this terrible-monster is the main culprit in turning the moon into a death star.

Terrible-Monster Gitagitanga destroys the Keihin Industrial Zone, but no one sees the terrible-monster. While on investigation, Hokuto meets a lonely boy named Dan Umezu. Dan claims he can see the Star of Ultra, but ends up being called a liar.

A mysterious black cloud shrouds the Tokyo sky. TAC closes all the surrounding roads, but many casualties occur because of Hokuto's mistakes. Hokuto gets suspended. During this unfortunate timing, Terrible-Monster Red Jack comes to destroy the city!

Under the black comet's influence, a tapir in the zoo transforms into Terrible-Monster Bakutari. Bakuyama, the tapir expert, succeeds once in convincing it to return to its original form, but then it turns back into the terrible-monster again.

Hokuto almost crashes his plane because his ears started ringing after defeating a flying saucer. Meanwhile, Dan Umezu meets a boy who calls himself Akira Hoshino. Dan notifies TAC that this boy is the terrible-monster, but TAC doesn't take him seriously.

A rumor spreads that children who ride the Balloon "Baron" become good kids, but this is all the plot of a terrible-monster. The terrible-monster sucks away all the children's energy, leaving the kids energy-less.

Hokuto, while on an investigation about a sunken tanker, meets a young boy named Yuji who is collecting sea shells. Yuji believes his sister's words that his father, the captain of the sunken tanker, would return home once he collects a thousand shells.

Yukio wets his bed every time he is attacked by a terrible-monster in his dreams. After an unsuccessful investigation Hokuto scolds Yukio, but the boy is right and the terrible-monster does exist. Hokuto grieves about hurting the boy's feelings.

TAC has a tough time against Terrible-Monster Soundgiller, who appears and disappears instantaneously. Hokuto finds that the terrible-monster's appearance pattern is seemingly linked to a local motorcycle gang. Hokuto tries to get close with the gang.

While test-driving his recently built race car, the sound of the roaring engine lures out Terrible-Monster Machles and it attempts to destroy the blueprints. Kashima tries saving them at the risk of his own life.

On Christmas night, a Namahage that detests foreign culture summons a terrible-monster as a punishment to the people. Many people lose their vision from the mysterious beams emitted by Terrible-Monster Snowgiran.

Dan's uncle, once thought to be dead, reunites with the boy. However, his uncle's true identity is Alien Fire, who has come to Earth on a mission to destroy TAC's newly developed weapon, Silver Shark.

A mysterious man is seen stealing panda-themed toys all around town on New Year's day. The man's hideout even has a real panda locked-up in a cage. The man is actually Alien Steal who has come in an attempt to steal all the wildly popular panda bears.

Shinta has a father who is a master Shishimai dancer. While the boy play-pretended to be a terrible-monster using his father's Shishimai lion, he eventually turns into a real terrible-monster, Sisigoran.

A father and a daughter are attacked by the terrible-monster Iceron in Iida Pass. The girl, Koyuki, goes down into the valley to find her father who fell while covering her. Then, much to their despair, the terrible-monster shows up again.

Hokuto hears an eyewitness report of a yeti. It's Terrible-Monster Fubugirara that has come from a blizzard planet. Fubugirara freezes the ski grounds with strong icy winds, and with Ace's beams doing no damage it proves to be a formidable opponent.

On Setsubun day, Hokuto eats a red bean, and is infected by a strange disease that causes him to radically lose his muscle strength. This is all a clever plan that has been laid out by Terrible-Monster Onidevil.

Satellite Jupiter 2 falls on a gas tank. The satellite is filled with Terrible-Monster Gasgegon's eggs. Attacking a terrible-monster filled with gas is not a good idea. TAC and Ace come up with a plan to blow up the terrible-monster in outer space.

Terrible-Monster Daidarahoosi can travel beyond space and time. Both Yoshimura and Mikawa are trapped by its time leap and end up in Nara period Japan. Hokuto and Captain Ryu pierce the terrible-monster with a wire and travel through space-time!

Old man Sakagami, his granddaughter Sayuri and their pet salamander live in isolation from their village. Under the effects of sunlight, their pet salamander grows into Terrible-Monster Hanzagiran.

Hokuto suffers from a toothache and has a nightmare about being attacked out of revenge by Terrible-Monster Verokron. Right after this dream, he witnesses a phantom of Verokron. He shoots the TAC Gun in the city, and is suspended from the team.

TAC visits the village for an investigation, but they are almost burned alive by the villagers. The villagers have been brainwashed by an alien species attempting to colonize Earth, and have started worshipping Electric Space Jellyfish Univerlages.

While on patrol, Hokuto gets in a traffic accident with Yuki, who runs a fruits and vegetable shop. This is only the start of Alien Leborl's invasion plan. The incident is soon followed by a series of mysterious traffic light malfunctions.

A boy named Haruo is forced to take violin lessons by his mother. Haruo tries breaking his violin in protest, but then the violin turns into Terrible-Monster Geegon. By playing beautiful melodies, it sucks up people's souls and it gradually ups its size.

TAC rescues a young Alien Simon. However, the young alien is a disguise created by the Yapool remnants. Hokuto faces Yapool head-on, and decides to reveal his true identity and leave planet Earth once and for all. Ace's final fierce battle begins!