Succubus★Connect!

Based on the erotic doujin game by capture1. Yuina is in love with her blood brother. One day, a mysterious voice leads her to a strange place. She is attacked by a man without knowing why, and she is in desperate need of help. But then, a ghostly succubus appears with a light and saves her! The succubus possesses Yuina's body and starts to attack her sexually. The mysterious succubus, who is not...