Do Hyeon-joong was once the star of "Mr. David," the premier bodybuilding competition in the U.S.—until he vanished without a trace. Now he's running a shabby 24-hour gym. After a terrible first night with her boyfriend, followed by an even worse breakup, Mi-ran signs up for Hyeon-joong's expensive personal-training plan, desperate to reboot her life. As Mi-ran fights to get fit and find herself again, Hyeon-joong's own world heads in unexpected directions. Can Hyun-joong prove himself as a rookie gym owner, and will Mi-ran rediscover her spark? Their sweaty, heart-warming reboot begins now.

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S1E10 - Hyun Joong’s Absence

Hyun Joong disappears without a trace, and members of the gym are determined to guard the gym until he comes back. Mi Ran tirelessly searches every place Hyun Joong might have gone. Amid the collective effort to save the gym, Ro Sa hears something utterly devastating. Meanwhile, Ji Ran is having a hard time getting over Dan.

Air Date: 29 May 2025 07:50 (CDT)

S1E11 - Flirting Fails Fatally

After idyllic tteokbokki outings, Mi Ran is bewildered when Hyun Joong suddenly gives her the cold shoulder. Her disastrous attempts to rekindle their connection only make things worse, leading to a painful confrontation. Now, Hyun Joong must decide if Mi Ran is a distraction or his destiny.

Air Date: 04 Jun 2025 07:50 (CDT)

S1E12 - Muscle-Pumping Romantic Love

Hyun Joong and Mi Ran begin a secret romance. Hyun Joong expresses his love in his own quirky way, and Mi Ran starts to find his oddness endearing. With the gym building falling apart and water leaking everywhere, Hyun Joong faces pressure as the landlord shrugs off responsibility and tells him to deal with it or move out.

Air Date: 05 Jun 2025 07:50 (CDT)

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