Shukei married into a father-son household as the second wife. Her husband, Kensuke, is kind to her, but their only son, Takahiro, does not open his heart to Shukei, causing her much worry. One day... Kensuke goes on a short business trip and leaves the house for several days. Feeling anxious, Shukei cannot hide her tension while living alone with Takahiro. However, that night, after Shukei has fallen asleep, her sliding door is gently opened. And Takahiro, who has started to see Shukei as a 'woman,' sneaks into the room...
