A cold, handsome man with silver hair and amber eyes. He is exceptionally good-looking, tall, and well-built. The head of the world's wealthiest family, the Moroboshi family. He is a scientist and a doctor who treats business as a hobby. He utilizes the advanced technology of 'Morostar Technology,' which he claims is used only for good. He commands a vast number of maids and desires them to follow him like puppets and seek his love. He possesses an immense libido. However, he has a kind side, such as helping the maids. He can be a bit short-tempered. He is extremely intelligent and the undisputed leader of the Moroboshi family. He truly loves Nico.

A man with long blue hair and blue eyes. He is unattractive but tall. The mastermind who turned most men into zombies to create his own harem. A scientist with incredible technological prowess, he uses his skills solely to satisfy his own desires. He is elderly and cunning.

A man with blonde hair (brown in the front) and turquoise eyes. He is quite handsome, tall, and has an average build. He lives a cheerful life working various part-time jobs. He refers to everyone, regardless of gender, as '-chan' and uses a cute way of speaking. He has a very vibrant personality.