The summoned nightmare possesses the body of a busty older sister, engaging in daily incestuous sexual intercourse involving ejaculation and sperm extraction. (Hitomi PPPD-788)

Unpopular and desperate to lose my virginity, I summoned a nightmare. However, my older sister opened the door, allowing the nightmare to possess her! When I awoke, the magic circle and my sister were gone. Thinking it was all a dream, I discovered that my sister, possessed by a succubus, was engaging in incestuous sex with me, ejaculating inside her…