DASS-968 After showering my mother with love every day for a month, she lost all self-control, and we had sex over and over again to try and conceive a c**. - Reika Natsume

While his father is away on a long business trip, Kenta confesses his romantic feelings for his mother, Reika, every day. Initially, Reika rejects him, but her reason crumbles under the weight of her son's devoted love and her loneliness in her husband's absence. The two cross the line and become addicted to forbidden acts, even making love while Reika is on the phone with her husband. When she eventually discovers she is pregnant, Kenta vows to protect both mother and c**, and the two accept their forbidden love.