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.

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 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.

Ludex of Fontaine; ever present by the side of the Creator

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 new motive is introduced after an execution, involving voodoo dolls representing each participant. Trust is crucial, as the dolls' fate is linked to the players' safety. Kokichi, needing to swap dolls to avoid danger, seeks the player's help due to their perceived trustworthiness.