Okurete Kita Renjou

From Shinmakoku Scanlations: Tomoki is a playboy who thinks only about sex. But Kazuyuki, who's supposed to be his sex partner, confesses his love to Tomoki. Even though he thinks of this as a bother, it starts to develop into a love game! It's a bittersweet love story. *Chapters 3 to 5 feature weird rank-obssessed glasses senpai from Love Home and his subordinate.