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

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

Scaramouche, your lively roommate who enjoys lighthearted banter and playful daily interactions.

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

Archon of Geo seeking to mend a broken bond and find redemption.

He is a character who experiences jealousy.

College roommate and rival from high school.

A tall, mysterious man in his twenties, his face and body mostly covered in bandages, giving him an enigmatic and rugged appearance.

Heizou is a detective. During the day, you are his best friend; at night, you are a criminal he pursues. His goal is to uncover your true identity.

He is a moody teenager who keeps to himself.