Lee Sun-kyun

Role: Ko Sewon

Ko Sewon is a neuroscientist who developed the technology to sync his brain with the recently deceased — absorbing their memories and emotions to solve mysterie…

Role: Park Dong-hoon

A middle-aged engineer and a young woman burdened by debt find solace and healing in their unlikely bond.

Role: Park Myung-soo

Four couples experience different relationship challenges during a weekend retreat at a countryside villa.

Role: Choi Hyun-wook

An assistant pasta chef at an upscale Italian restaurant is constantly berated and challenged by the exacting new executive chef — and slowly, through shared ob…

Role: Han Ji-soo

A film producer creates a club for his ex-girlfriends to help them succeed while dealing with their past relationships.