Reiji had been spending his time working part-time and selling his body to make ends meet, but the sudden news of his brother's death brought him back to his home away from home. However, what awaited him there was a clone of his brother, Sei, who was created from his brother's genes. Reiji feels a strong dislike for Saint because of the friction between him and his brother in the past, and tries to keep him away by claiming that he had a physical relationship with his brother before his death. However, Reiji believes his lie and ends up having sex with Sei... 生活のためバイトに明け暮れつつ体を売って過ごしていた玲二だったが、兄の死という突然の訃報によって離れていた家に呼び戻されることに。しかし、そこで彼を待っていたのは 兄の遺伝子から作られたというクローン体・聖だった。かつて兄との間で軋轢が生じていたことから聖にも激しい嫌悪を覚える玲二は、生前兄と体の関係を持っていたと嘯き遠ざけようとする。けれど、その嘘を真に受けた聖と本当にセックスをすることになってしまい――…。