Soo-jin, Jung-ho’s current lover, is having an affair with Hoon-sung. In-ju, who secretly admires Jung-ho, discovers she may have a terminal illness which prompts her to confess her feelings. Yoo-jung, Jung-ho’s former girlfriend, struggles with unresolved guilt over Jung-ho’s past suicide attempt, causing dissonance with her new boyfriend. In the wake of Jung-ho’s sudden disappearance, we witness how the lives of the these three women unravel and entangle over the being of Jung-ho.