Girls' High School Mystery Class

Season 1 Episode 3 - Episode 3

2021 · 32 min

TV-14

The members take a sweet break. Then, a stranger hysterically presses on the door lock.

Audio Languages: 한국어

Subtitles: English

Five students transfer to a girls' high school and are bewildered with accidents happening nonstop.

The members become prime suspects of a pizza theft and might be kicked out. Who is the real culprit?

The members take a sweet break. Then, a stranger hysterically presses on the door lock.

The first case request arrives at the Mystery Club. "I hear scary noises in the cafeteria everyday!"

The team finds a secret box at the library and discovers the school's ugly past.

The team hears creepy sounds like the note said. Is it a soul of a child who died at the school?

A mysterious suicide note is found in a dead friend's locker. "I don't think she committed suicide."

The team looks for a green pill after a weird phone call but gets in a fight and might split up.

The members fight with a former Mystery Club member. A new post is uploaded on In-hye's Instagram.

Members dig into In-hye's death. Then, an eerie signal arrives. "Murder... End.. Plan..."

Goh In-hye is alive! While following her traces, the members get in a breathtaking chase.

The school's conspiracy rises to the surface and the truth of Goh In-hye's death begins to unravel.

The last day of school begins. The secret of Mr. Dokgo is revealed, but he has already vanished.

Someone attacks the members in the bunker. The iron door is tightly closed. Can they safely escape?

Members fall inside a huge maze with no beginning or ending while trying to save Goh In-hye.

Everyone has fallen asleep. The members have only one hour left to stop the brutality.

S01:E03 - Episode 3

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