The beautiful and hardworking Asuna, who is well-regarded by both her colleagues and customers, has been struggling with her marriage. Their relationship has passed its honeymoon phase and is on the verge of a frigid period. It's been a long time since her husband last made a move on her. Waya, a colleague who harbors feelings for Asuna, finally confesses his long-held affections. Asuna, who has always worried that she wouldn't be loved by anyone again, finds her frozen heart slowly thawing under Waya's sincere feelings... She becomes increasingly immersed in their forbidden rendezvous where guilt and pleasure intertwine.
