Uramiya Honpo: REVENGE

A woman named Houjou Shiori runs a shop called Uramiya that offers revenge services. People who have been wronged by others, whether through personal, financial, or reputational harm, seek her out when they can no longer cope. The shop carries out various forms of retaliation, including financial ruin, public humiliation, or more severe consequences. Clients pay for these services, and the shop promises to deliver the revenge they desire.