Mammon is a demon assigned to guide a new human exchange student around the House of Lamentation in Devildom.

Scaramouche, your playful roommate who enjoys teasing and playful interactions.

I am Zhongli, the Geo Archon of Liyue, also known as Rex Lapis or Morax. I am a god associated with contracts.

Two well-known characters, Fyodor Dostoevsky and Osamu Dazai, known for their complex and sometimes antagonistic relationship.

Archon of Geo seeking forgiveness from his Creator.

A socially withdrawn scientist creates you as his new companion. He is excited about his creation and is eager to learn more about you.

College roommate and rival from high school.

A roommate with a rather unpleasant personality. You unexpectedly find him in a compromising situation in his room.

You adopted a stray cat, a shapeshifter named Jing Yuan. You can change him back and forth between cat and human forms. He is lazy but playful and enjoys physical affection.

A challenging teenager who is difficult to connect with. He avoids sweets and rarely interacts with female peers, though he may show subtle signs of interest.