Mental Coach Jegal

Gaeul requests mental coaching for her sister from expelled coach Jegal Gil, now a successful mentor, after a major accident.

Despite injury, Gaeul won't quit preselection. Gil takes her to No-Medal Club, injured ex-national athletes' hideout. Gaeul grasps Gil's intent, erupts emotionally.

Despite Gil's warnings, Gaeul enters final match, facing injury and Coach Ok's tactics. Gil's last plan brings unexpected results, as his father once said, "Life's unpredictable."

Under Gil's plan, Coach Ok's assault surfaces. Parents and athletes sign petition for his return, putting Gaeul in jeopardy as the informant. Gaeul remains silent, leaving Gil to ponder protecting the athletes.

Mugeol, grand slam swimmer, faces doping allegations. Taeman, implicated, tries to cover up. Mugeol denies doping. Gil stops Mugeol from fleeing when antidoping committee arrives. Meanwhile, Gaeul misinterprets Gil, ending counseling.

Gaeul, torn between championships and national team, falls into Coach Ok's trap. Meanwhile, Mugeol aims to prove his fitness in national tryouts. How will Gil's prescription for Gaeul's and Mugeol's stubbornness unfold?

Gaeul stands up against Coach Ok's assault. Mugeol protests unfair treatment by the Swimming Federation. Gil brings two kids from the athletes' village to the No Medal Club. Meanwhile, seeking to oust Coach Ok for good, Gil gets a major tip from Muta.

Gil is shocked by Muta's betrayal. Furious, he confronts Taeman for assaulting Muta and threatens Coach Ok. Realizing he's not yet healed, Gil tenders his resignation. At that moment, someone enters the No Medal Club.

With Seungha's help, Gil returns as a mental coach. Gaeul joins archery training with Mugeol. Archery prodigy Shin Yeji struggles with target panic. Gil plans special coaching and thwarts a bus hijacking.

Gaeul's feelings for Gil worry her about transference, but he brushes it off as a joke. Meanwhile, Coach Odalseong pressures athletes, opposed by Gil. Gaeul faces a crucial decision.

Yeowoon postpones cancer surgery for Olympics, sparking conflict between Gil and Coach Ok. Gutae manipulates Gaeul against Gil, while Gil confronts Gutae over Taekwondo referee manipulation.

Gil learns Park Seung-tae, a lawmaker, is behind Gutae's schemes, plans to stop him. Meanwhile, Gaeul discovers her brother Mutae's betrayal plan and struggles to aid Gil.

Motivated by Gaeul's painful confession, Mutae joins forces with Gil to counterattack Gutae and Park Seung-tae. Meanwhile, Gaeul and Suna flee from Coach Ok, who extends his reach to Suna as well. With the corrupt ledger in hand, Gil uncovers unexpected truths.

Gutae finds out he was manipulated by Park Seung-tae and teams up with Gil to prepare a counterattack. With evidence gone and no leads, they face an impossible mission without another insider's help. Then, Seungha from the No Medal Club arrives.

Facing a life-threatening situation, Gil's father decides to hand over a tablet PC containing all his corrupt activities to the prosecution. Meanwhile, Gaeul chooses to expose Coach Ok's crimes to the world. The choices ahead for Gil remain uncertain as his journey takes another unexpected turn.