
7.4
Do Hyeon-joong, a health-obsessed gym manager, helps his members transform their lives while balancing the struggles of self-employment, and forms a passionate connection with Lee Mi-ran, a travel agency manager who loves food.
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1Episode 1When Muscles Meet Meltdowns
59 min
Do Hyun Joong, a fallen bodybuilding star, now manages a rundown 24-hour gym. Lee Mi Ran, fresh off a breakup, mistakes it for a nightclub and ends up humiliated. Hyun Joong offers to transform her life through intense training, but his brutal honesty drives her away. Still, his words hit a nerve. Can Hyun Joong change heartbroken Mi Ran's life and save the crumbling gym?
2Episode 2Heartbreak Bootcamp
62 min
Mi-ran sets out on a gruelling fitness journey to win back her ex, and the entire gym gets caught up in her mission. Hyun-joong sees a spark of potential in her, pushing her even harder. But is it for her sake or the gym's survival? As every rep tests her spirit, Mi-ran must confront what she's really fighting for.
3Episode 3Mi Ran’s Training Crumbles
70 min
Mi Ran's intense training program falls apart and goes to waste after she breaks down in front of her ex-boyfriend. Despite achieving some results, including fitting into an undersized dress, Mi Ran quits the gym and demands a refund, leaving Hyun Joong frustrated. Meanwhile, Hyun Joong puts everything on the line to attract 120,000 new members to the gym, determined to turn the struggling gym around.
4Episode 4Pushed Too Far
59 min
Mi-ran struggles with harsh criticism from her visiting mother while Rosa faces pressure to prove herself in a bodybuilding competition. As Hyeon-joong supports both women, emotional bonds deepen—especially when Mi-ran comforts a drunk Hyeon-joong. Rosa overcomes injury and self-doubt to compete, rekindling her confidence. The episode ends with a shocking twist as a child appears at the gym, calling Hyeon-joong “Daddy.”
5Episode 5Episode 5
63 min
6Episode 6Episode 6
61 min
7Episode 7Episode 7
62 min
8Episode 8Episode 8
60 min
9Episode 9Episode 9
62 min
10Episode 10Episode 10
60 min
11Episode 11Episode 11
62 min
12Episode 12Episode 12
62 min

Lee Jun-young
Do Hyeon-joong

Jung Eun-ji
Lee Mi-ran

Lee Mi-do
Rosa

Lee Da-eun
Lee Ji Ran [Mi Ran's sister]

Park Seong-yeon
Lim Seong-im

Lee Seung-ryong
Alex

Hong Yun-hwa
Park Dool-hee

Jung Wook-jin
Yeom Jun-seok

Nam Kyu-hee
Kim Ye-jin

Lee Sang-jin
Kang Dan

Kim Kwon
Lee Ro-yi

Choi Seol-hwa
Lee Yoo-na
8.0