During spring break, I swapped my favorite mother with a friend—Hojo Maki JUR-253.

The Hojo family, who live in the same apartment building and have a good relationship with each other, decide by chance to try swapping mothers for a week. Because they've known the Shizuka family for a long time, Maki and Kenta of the Hojo family feel at ease. However, the truth about the Shizuka family is that the mother, Shizuka, has given up housework and childcare, while her husband, Takuro, craves love. Maki, initially shocked, is then consumed by Takuro's sexual desires…