Iruka no Jikotsu

Say a "Please" College student Asami has a friend and sex partner who is the epitome of selflessness. His friend, Chiaki, skips meals because it's too much of a bother and seems uninterested in everything, but for some reason, he has sex with Asami. Asami wants to find the "heartstrings of desire" in Chiaki, but one day, when Chiaki finds out about Asami's childhood friend, Takara, he begins to care about him... A love triangle between a selfless man, a man who wants to bring out his desires, and a childhood friend with complicated feelings.