Reiko Sawamura plays Miyu, a culinary researcher happily married to Toshiyuki, a businessman. One day, she is scheduled for a photoshoot for a cooking magazine, and the photographer who arrives, named Ando, turns out to be Toshiyuki's former classmate from college. Miyu feels a slight curiosity and warmth toward him, yet remains wary of his true intentions. As the interview progresses, their relationship gradually deepens, but behind the scenes, a tangled and disturbing agenda begins to unfold. A new and unsettling wave crashes into Miyu's everyday life.