The story follows , a couple who, on the surface, seem deeply in love. However, their relationship is strained by a significant hurdle: Mako is unwilling or unable to engage in sexual intimacy with Kouhei.

: The introduction of other characters, such as the younger girl Hina , adds layers of complexity. Hina is dragged into the swapping situation against her wishes, and her growing bond with Kouhei serves as a catalyst for further drama.

: The series is marketed as a "shocking work" that opens a door to immoral social experiments, challenging traditional views of monogamy and trust. Release and Availability