Married for five years, Yuki has grown accustomed to a sexless marriage, silently bearing her loneliness. Meanwhile, her childhood friend Noriko seeks intimacy outside her own marriage and has recently become infatuated with Oda, a visiting massage therapist. One day, Yuki unexpectedly meets Oda and finds herself confessing her deepest feelings. This encounter sets off a chain of events that will drastically change her life.