Nichika Ono

Rookie detective Aiba, a native of Tokyo's red-light district (with all the attitude and methods that entails), must team up with Cho, a counterpart from Seoul with equally questionable practices, to track down a dangerous criminal spreading terror across Japan, Korea, and the Philippines. While the relationship between the two investigators is frosty at first, they'll have to learn to work together quickly in the face of such a formidable adversary.

People who connect through the Match-to-Match app get into street fights in the hope of earning cash and fame. Kagome Mahiro, an 18-year-old school dropout, rescues Mikio, a highschooler who is being harassed by a group of delinquants who use the app. Soon the two become embroiled in a fierce battle.