DASS-423 After a month of showering my mother with love and affection every day, I had sex with her again and again, and again, until she lost her senses.

Hikari and Ryuta live with their mother. Ryuta's friends also complain, "I wish my mother was as beautiful as her." Ryuta also strongly considers Hikari as a woman. One day, Ryuta is caught by his mother masturbating with his mother's underwear. After that, he tells his mother that he likes her for a month, not caring about what happens. Showing affection, Hikari also begins to like Ryuta as a member of the opposite sex, and they greedily seek each other...