Renseijutsushi Collet no H na Shibo Shirage Monogatari / Colette, Sperm Collector Alchemist is a hentai anime adaptation of the Acerola visual novel of the same name, which was released at the end of September 2022. The action of the hentai revolves around two alchemist girls - Colette and Priscilla, who live deep in the mountains. Priscilla invented her own special alchemical formula in which the sperm of men is actively used. She leads a very aloof and lazy everyday life, sharing some of her knowledge with her student Colette. However, soon a stranger appears on the threshold and Priscilla is forced to leave the mountain soon, leaving all the duties to her student. Although Colette already possessed excellent alchemy skills and made most of the tinctures and potions with her eyes closed, semen collection left her with some doubts. Priscilla decides to give the students one last lesson to help her experience her "first gathering"...