子連れの男性と結婚したみなみ。夫は妊活に協力的だけど、淡白で義務的なSEXばかりで満たされない日々を過ごしていた。しばらくして、夫が長期の単身赴任で連れ子の雄一と半年間の2人暮らしが始まった。最初は年の離れた弟のような印象だったけど、段々と彼に過剰なスキンシップに違和感を抱き始めるみなみ。そして彼のストレートな欲望に抗えず流されてしまい、溜まりに溜まった欲求不満を抱えた肉体は久しぶりの快感に溺れて…。

Minami married a man with a *****. While her husband was supportive of their efforts to conceive, she felt unfulfilled by their lackluster, obligatory sex life. After a while, her husband was transferred for an extended period, leaving her to live alone with his son, Yuichi, for six months. Initially, he seemed like a younger brother, but Minami gradually began to feel uncomfortable with his excessive physical affection. Unable to resist his straightforward desires, she succumbed to his advances, and her pent-up frustrations gave way to long-awaited pleasure…