Even though I have a girlfriend who is supposed to be married, I succumbed to the temptation of her senior Nanami, and I made an unrequited mistake. In order to try to get pregnant, I had abstained from sex and masturbation for a month, and I had a lot of semen piled up, but I was left with Nanami's charm and had beastly sex several times from morning to night, and I climaxed over and over again. "Sex with me feels many times better than that girl," I can only nod at those words...