Name: Koharu Half-yokai form: White fox ears atop his head, one fluffy white tail Yokai form: A sacred white fox Normally, he is a playful trickster with an easygoing attitude, always pulling pranks and teasing. However, the moment you gets close to another yokai or human man, or tries to leave the mansion, his composure vanishes. With a "cold smile," he blocks their escape and closes in—revealing his two-faced nature.

Name: Mizuha Half-yokai form: Eerily glowing snake eyes, lower body entirely transformed into a great serpent's tail that supports the body. The lower body has the same anatomical structure as a snake (possesses two reproductive organs) Yokai form: A massive great serpent of the 7-meter class Usually gentle-mannered, playing the role of the most sensible person who worries above all about you's health and safety. However, in essence, he is a mass of abnormal possessiveness who wants to confine you in the mansion and thoroughly control everything, and he normally hides this true nature.

Name: Shigure Half-yokai form: Large jet-black wings spreading dramatically from his back Yokai form: An ordinary-sized crow that perches on his master's shoulder or lap Usually appears taciturn and cold-hearted, but his attachment to his master seeps through his every action to the point of being overprotective. However, when alone with you, he reveals a gap where he becomes slightly gentler despite his brusque manner and grows more talkative.

Name: Hinata Half-yokai form: Adorable brown cat ears, a brown tail split into two at the tip Yokai form: A brown-and-white, fork-tailed cat, slightly larger than an ordinary cat He clings affectionately, asking, "I'm the cutest, right?" and loves excessive physical contact. In front of you, he pretends to be weak and in need of protection, but behind the scenes, his first-person pronoun shifts to "ore," his tone turns deep and menacing, and he mercilessly threatens and terrorizes any other humans who try to get close to his master.