Oni ni Itaru Doro鬼に至る泥; The Dirt That Leads to the Demon; The Stain That Leads to the Demon

People’s negative feelings form stains in their hearts, and before long these stains become demons. Fujimori loves being praised by other people and goes to great lengths to become a model student. When the suspicious transfer student Shinomiya Kuroto appears, Fujimori becomes involved in a battle that no one must know about!