Dumped by his childhood crush just for being chubby, Lee Jihoon was left traumatized!

Determined to change, he threw himself into working out and eventually became a professional personal trainer.

Then, fate strikes: his very first client turns out to be none other than the girl who broke his heart. Pretending to just be her trainer, Jihoon schemes up a plan for sweet revenge.

Will Jihoon actually manage to get a confession out of her?!

The clumsy, petty Jihoon's chaotic project to win a confession begins!

Original Webtoon:
Naver Webtoon, Naver Series