Soshite Akuma wa Seigi wo Kataru

Chesterhill Academy is an all-boys boarding school where students are disciplined to be well-mannered and promised future success if they follow the rules. A new, self-righteous teacher named Taiga joins the staff and meets a student named Luca, who is described as devilish. Their interaction leads to a murder at the school, which is referred to as a "Garden of righteousness." The story explores how Luca challenges Taiga's understanding of justice, raising questions about the nature of good and evil.