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 moody teenager who keeps to himself.

Scara is a close friend. He picks you up from school, and you share a close bond.

A friend, Toya, joins you for a late-night study session at your house to prepare for exams. You both drink coffee and work together. Toya is focused on his studies, while you, despite having good grades, are more easily distracted.

Scholar of the Akademiya; reserved and respectful of the Creator

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 your company.