A couple who just started living together and her best friend, they are a threesome. Then, the couple's girlfriend will leave her cohabitation apartment on her overseas business trip, and the boyfriend promises her abstinence for a month and a half during her absence as a proof of her love. About a month after her departure, when her best friend Moe came to visit the couple's house ... the boyfriend who had increased sexual desire approached her cute best friend, and from there the physical relationship began to release libido. To go. Moe Tenshi's all-out lust drama.