The romance fantasy hentai anime Nuki Doki part 1 is based on the erotic game by Grand Cru Bourgeois and shows Angels and Demons have been fighting for a long time. Who will be the superior race? Who will be the reign supreme? After some discussion between angel’s and demon’s bosses Angel Sera and Demon Firika were sent to the human world to solve this problem. They must contend for the love of human man Yamato. He should choose the winner. An Angel or a Demon? Who will he choose?