Do Me Hard, You Sadist

From Renta!:

Gunji Chiaki has affairs with other men while pretending to be his soldier friend Tsukasa so he can imagine him indulging in pleasure... How does Tsukasa look when he climaxes? How does he sound...?Just imagining it gives Tsukasa pleasure...! "Birds of a Feather" is a story about a guy who gives up his innocence to his beloved childhood friend! Including other works like "An Embarrassing Guy", this collection features the cutest, most sensitive guys around who just can't manage to say no!!