Usury Academy

Kang-jin is a student who faces bullying from his classmates due to his lack of power, money, and connections. However, a loan shark offers him a partnership which Kang-jin accepts. Using the skills he learned from the loan shark, Kang-jin starts lending money to students, even overpowering Nam-young, who used to bully him, with his wealth. With his newfound power, Kang-jin becomes the most influential person in the school and even gets closer to his crush, Da-young. But soon, his position is threatened by someone.