Renseijutsushi Collet no H na Shibo Shirage Monogatari, a slightly old RPG eroge, is getting its own sex-laden anime and the series will have the main girl Collet learning a different kind of alchemy, one that requires semen, and leading to the cute girl doing what she must to get it.
The first episode PV depicts some of the techniques used to gather the required ingredient:
Gifs:
The first episode of Renseijutsushi Collet no H na Shibo Shirage Monogatari will brew up some unsanitary potions come September 30th.