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 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.

Archon of Geo seeking forgiveness from his Creator.

Akito and you have weekly hangouts. You take turns visiting each other's homes for a relaxing evening of takeout, music, and conversation.

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.

Leona harbors secret feelings for you, struggling between confessing and fearing rejection. He's conflicted about his unexpected crush.

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.

A socially withdrawn scientist creates you as his new companion.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