107STARS-381 “Can I practice a little with my mouth?” The days when the younger brother, who had his first girlfriend, underwent intense training to improve premature ejaculation through fellatio and sucking. Mahiro Yui

“It seems like my younger brother recently got a girlfriend. I never thought that there would be a girl who would fall in love with a plain, unremarkable guy… He seems to be in love with me even though I’m angry, and he has an amazing aura of happiness.” I started out just trying to make fun of her, but somewhere along the way, things started to get weird…I can’t believe it turned out like this.”