astrodoki's manga / #action(2)

In a city overflowing with heinous crimes and violence, two girls make it their job to kill criminals who can not be dealt with by police. or A criminal on death row is hired by the police to hunt down other killers

Rozzo is a runaway soldier who is being pursued by the military that they hired a 1st rate assasin named Darkness hound, a fast, brilliant and expert killer. But it looks like the expertise of this assasin is being thrown away due to his grievious weakness, "the presence of cats"