"Jigoku Tsushin," a website that only accessible exactly at midnight. If you post a hopeless grudge there, Hell Girl will appear and drag your hated foe into Hell. The rumor sounded like an urban myth, yet it spread among the young people and turned out to be true.
The girl's name is Enma Ai.
When she sympathizes with a client's grudge, she deems their foe a target, and…