Small and introverted Gang Yoo has become known as the "thug hunter" after a few successful fights in the night streets.
Gang Yoo meets "the street's charisma" Jun Sangho again. He begins to understands the way of the street as he get into fights and learn new skills.
Kang Yu wants revenge because his friends were attacked, but he is consumed by his rage and doesn't know when or how to stop fighting.