Succubus Yondara Haha ga Kita

Morita Takashi is a virgin boy desperate to lose his virginity. So he tries to summon a succubus to fulfill his desires, but for the summon to work, he needs to go 72 days without jerking off. And finally, with a lot of sacrifice, he succeeds, however, the succubus that appears to him is the face of his mother.