In a dystopian 2071 devastated by air pollution, the survival of humanity depends on the Black Knights — and they’re far from your average delivery men.

At work, she’s a renowned assassin. At home, she’s a single mom to a teenage daughter. Killing? That’s easy. It’s parenting that’s the hard part.

The story of a mysterious taxi service that takes revenge on behalf of victims who are unable to get justice from the law. Kim Do Ki is a mysterious driver…