Aki Terada (24) is a freelance writer who is frustrated by her efforts to find work. When her boyfriend jilts her, she goes to live at a friend’s share house. There, she reunites with her former classmate and first boyfriend, Tomoya Hongyo, to whom she lost her virginity. He tells her he hasn’t been able to “get it up” for two years, but then, he accidently touches Aki, and lo and behold, he responds! He swears he won’t do anything perverted, but asks Aki to help him…?!

就职失败，现在24岁的无业人员寺田亚希，被同居的男朋友抛弃后，搬到了朋友居住的共享租房开始新生活。在这里偶然遇到了中学的同班同学，也是她的初恋男朋友，也是她的【第一次】，本行智也。
最近两年一直没有【勃起过】的他，偶然接触到亚希的身体后，身体竟然有了强烈的反应！！
他向亚希保证绝不做过分的事，祈求亚希可以配合他------！？
饥渴的身体和灵魂被欲望包围------，这样的关系，可以不可以啊！？