The Male Maou Demon God

It was supposed to be the happiest day of his life, he was going to marry the nine loves of his life. With the tenth being his adoptive daughter in two years' time as well him becoming a soon-to-be father in 8 months' time or less. Yet it did not come to be...(Full Summary inside, Hajime X Massive Monster Girl Harem X Pre/Post Fallen Amanomiya Koyoi X Cannon/Non-Cannon Harem) Au