Isekai Harem Monogatari: 1x1

Isekai Harem Monogatari Episode 1

Our protanogist can’t help but masturbate 10 times a day every day of his life, truly a hero for the ages.

Little does he know that in a separate world where semen empowers heroines to great heights, he IS actually a great hero. Once summoned to this world you can guess what happens to him afterwards.