Kyungsoo, one of the best hitmen in the underground world, suddenly finds himself in the hands of another group and another boss. Suddenly, he's met with an offer that's more than welcoming.

What would you feel if you finally got your life together and with out a warning it falls apart? And not just your life but thousands of other peoples life's as well. That's what happened to Himchan, a couple of years later after becoming what his parents wanted him to be, a doctor, he had finally thought he would be stable with his life but that wasn't the case when a patient who had died came back to life and the mystery behind her resuscitation made Himchans life fall apart. Not just his l