This is a story of Marcus, 31 year old prosecutor famous for his outstanding detective skills and incredible work ethics, and Kate a brilliant therapist who possesses sharp analytical skills as well as a compassionate heart. The two lead different lifestyles but share a similar painful experience that is the murder of their loved ones, by unknown criminals whom the police has not been able to capture till this day. Kate, who previously was dead set on getting her revenge on her family's killers, was convinced by the man who raised her to let go of the idea and to try to find the peace within her. But, for Marcus letting go was never an option, he is known for his ability to solve the most difficult cases and is confident that he can catch the ruthless criminals despite not being able to find any evidence to help him to trace the killers even after two whole years of investigating. Kate and Marcus meet at the psychotherapy clinic, after knowing about his revenge plans she decides to talk him out of his resolve, but the stubborn and hot headed Marcus won't listen to her advices. The situation, however, takes a turn for the worse, forcing Kate to start her own separate investigation not only to help Marcus with his quest but also to solve the mysteries surrounding the clinic she works at and the suspicious people she's been working with for past 5 years.