Onna ni Saserareta Ore ga Osananajimi no Kanojo ni Naru nante…~♂ ×TS wa, Ore!?~ The Motion Anime

The main character of the story, Sho Negami, is having a great time with his girlfriend Sakura Hozuki. Due to terrible circumstances, they get into an accident and Sho wakes up in a girl's body. A succubus named Lisa appears out of nowhere and tells an incredible story about the hero's life and death. To return to his original form, Sho must collect enough sperm...