Angle of Death. Chapter 1.

mikasa is an assassin who nicknames the angle of death, mikasa had never failed a kill before and she is well feared.
Levi is from the underground so he been bought to know how to survive anything but after a certain day he became a cop and is bloody good at his job, he solved every case he been given without no problem.
What will happen when mikasa and Levi life's get mix in together and what will they do when new feelings start inside of them both