Jung-hoon and Si-hoo, both fresh from breakups, make a pact to have nine casual flings. As their encounters continue, their connection intensifies, blurring the lines between friendship and love.
Yoon Kye-sang
Jung-hoon
Han Ye-ri
Si-hoo
Park Byung-eun
Joon-suk
Park Hyo-ju
Joo-yeon
Jeong Soo-young
Teacher Kim
Jo Bok-rae
Deok-Rae
Kim Chang-hwan
Studio Part-time Worker
Kim Eui-sung
Doctor
