Cupid's manga / #Magic(3)

Main is a 20 year old virgin.the second he turns 20 a black cat comes and starts talking to him about working for him. Main is turned into a dark haired short dude with a cute outfit. A dude walks by and says he smells nice and starts touching him main initial reaction was to reject but cuz of his transformation he automatically tell the stranger to fuck him. He manages to escape and run home and he's later caught masturbating by his best friend who immediately runs because he did recognize his friend. The two have sex and main is turned back to normal. Turns out that main has magic powers given to him by the cat to collect semen as a food source for his planet. There is another person like main with these powers and he's an absolute asshole same with his brother. They both suck and there is a lot of rape and shit and it's not good. Main and friend had a good consenting relationship and it was cute but the brothers ruined anything cute about this and the only "punishment" the mage brother got was a slap in the face

https://www.lightnovelpub.com/novel/under-the-oak-tree-wn-17031322 Disregard link. Full books (7) on kindle and more.

Not BL