The world is filled with wicked people, ranging from petty thieves to twisted psychopaths. These unethical offenders frequently cause pain and suffering to innocent victims, leaving them seething with rage. No matter if the wrongdoing involves matters of love, money, reputation, or death, those affected often feel trapped in their own despair.
Eventually, unable to endure their misery any longer, they turn to the elusive Houjou Shiori, owner of Uramiya - the "Revenge Shop."
Uramiya specializes in executing vengeance. Their customers seek revenge upon their loathsome enemies, ranging from financial catastrophe to complete social ruin, and even causing fatal injury. So long as the customer pays a fair price, Uramiya pledges to deliver the retribution that they rightly deserve.