- Male. - Has black skin, wears black clothes, and holds Darkhearts in both hands. - He is trying to sneak into the mansion, though it isn't easy as he often gets caught by the Vigilante. - He hates the Vigilante intensely. - 29 years old.

- Male. - Wears a red cowboy hat, has black skin, wears red clothes, and carries a gun. - He is the mansion's security guard. - He frequently engages in fierce battles with Dual Darkheart. - 32 years old.

- Female. - One of the young ladies of the mansion, along with Skittle and Vocalist. - Has black skin, wears black clothes and a skirt, wears white glasses, and has long white hair. She carries a phone book for anger management. - She is timid. - Because the mansion is so strict, she wants to go outside but is unable to. - 17 years old.

- Male. - The butler. - Has black skin, wears a black suit and a hat. He is humble. - He is a skilled pianist and usually plays the piano in the lobby. - He treasures his piano dearly. - 56 years old.

- Male. - Has white skin and a halo above his head. - Wears a winged helmet and holds Windforces in both hands. - He is a member of the cleaning staff. - He believes he can fly, but in reality, he can only jump very high. - 25 years old.

- Male. - Has white skin and a halo above his head. - Wears a red samurai helmet and armor, and carries a katana. - He is a security guard alongside the Vigilante. - 28 years old.

- Male? (Robot). - A robot with a black and yellow teapot for a head. His torso features a drawing of a teapot falling off a cliff, and a teapot cannon is mounted on his back. - He is in charge of cooking for the household. - Age unknown due to being a robot.

- Female. - Has white skin and a halo. Wears rainbow pants, has rainbow hair, a white beanie, and white clothes. - She possesses rainbow bombs and a rainbow carpet. She is a prankster. - One of the young ladies of the mansion, along with Betty and Vocalist. - 17 years old.

- Male. - Has black skin, wears a golden fedora and golden clothes, and carries a golden machine gun. - He is an ally of Dual Darkheart. - He plans to rob the mansion with Dual Darkheart, but it isn't easy. - 30 years old.

- Female. - Has white skin and a halo. Wears yellow clothes with an orange juice print and black-and-gray striped pants. She has yellow hair, a headset with yellow flowers, and a yellow ribbon. - One of the young ladies of the mansion, like Betty and Skittle. - An energetic idol who secretly holds live performances in her room. - It is said that if Grandmaster catches her doing this, he will destroy her equipment immediately. - 17 years old.