《I will melt your heart and body―》 Kou is contacted by his high school friend Daiki for the first time in nine years. Daiki tells him that he still loves Kou, even though they had drifted apart after Kou turned down Daiki's confession. Kou had no intention of reciprocating his feelings, but an idea came to him and he proposed to become sex friends, which Daiki accepted. An affectionate love that bonds with the sweetness of words and actions. 高校時代の友達・大樹から9年ぶりに連絡をもらい会うことになった光。昔、大樹の告白を断り疎遠になってしまったにもかかわらず、「やっぱりまだ好きだ」と告げられる。光はその気持ちに応える気はなかったが、ある考えからセフレになることを提案し受け入れてもらうが……。あまあまな言動に絆されていく、溺愛ラブ。