S1.E1: The Exclamation of our Meeting

Astarotte Lotte Ygvar, a succubus must build up her own harem for her mature body needs a supply of lifeseed called semen. However, the crown princess hates men due to her experience in the past. Judit, her chief staff constantly bothers Lotte that she must build her own harem. Pressured, Lotte agrees to build her harem but has one condition, Judit must bring a human male to be the first member of Lotte's harem. In the Creature World, humans are creatures that have not seen in a thousand years. They are also considered as a mythical creatures. Judit however was not very pleased because she knew that the world tree known as the Yggdrasil Tree which connects the Creature World to the Different World such as the Human Realm was dormant. Judit was pressured because the World Tree is dormant for years. Judit, however enters the Human Realm and brought back a 23 year old male named Naoyo Tohara. Naoyo accepts the offer made by Judit and he became the first member of Lotte's harem.