Neighboring couple NTR, two couples swapping sex. Yui Tenma, Nono Yuuki, MEYD-916

Yui, a wife suffering from premature ejaculation and unable to satisfy her masochistic husband, and No, a wife bored with her late-night sex life, receive a free hotel voucher from a newspaper salesman. Yui and No have a plan: to use the connecting room to swap partners. That day, they faced their fate, and the door to NTR between the two couples was opened...