Ko Dong-man, a former taekwondo champion, and Choi Ae-ra, a receptionist, struggle to follow their dreams as life throws obstacles in their path. Park Seo-jun, Kim Ji-won, Ahn Jae-hong, Song Ha-yoon, Kim Sung-oh, Pyo Ye-jin, Lee Elijah Added on Netflix 2022-04-01. Youtube Trailer