It tells the tale of hormonal teenagers as their bodies mature.
EPISODE 1
Episode 1
Jae-min is addicted to masturbation; he puts himself in a No Fapping mission to ask his crush out.
EPISODE 2
Episode 2
Jae-min's challenge is coming to an end; someone is trying to sabotage his final plan.
EPISODE 3
Episode 3
Yoo-ra suggests her alpha male friend Nam-ho to be in a fake relationship, but under one condition.
EPISODE 4
Episode 4
Yoo-ra and Nam-ho go on a trip together; the hottest night is about to unfold for the couple.
EPISODE 5
Episode 5
Yoo-ra musters up courage to ask Nam-ho out; she sees a girl with the same tattoo that he has.
EPISODE 6
Episode 6
A mysterious letter has arrived for an overweight, never-dated-anybody Na-eun.
Ryoo Ui-hyun
Miyeon
Ryeo-un
Cho Yujeong
Kwon Youngeun
Kim Min-gi
Yoo Hak-chan
Jeong Hyeong-geon
Choi Jin-hee
Kim Donggu
Bang Somin