Inspector Moon Byul-Yi is a Police Officer who only have one goal in her mind, to avenge the death of the love of her life, Kim Seok Jin. But along the process of investigation in tracking the criminal who was responsible of Jin's death, her path crossed unexpectedly with Jung WheeIn, a math genius who was forcefully involved in the illegal gambling of the said suspect. Byul's life changed unexpectedly with the arrival of this challenging woman in her life, what's more if she became part of her investigation team because of her naturally born talent when it comes to numbers and patterns?All Rights Reserved