After being betrayed by her friend slash partner in a set-up, Eris Dacheu was in a long coma and after finding out that the authorities are looking after her after she got kicked out from her position. She didn't have any choice but to shelter at her former boss' building. When she was tasked to look after one student, many things suddenly happened to her after leaving the school resulting to one thing... She made up her mind to track down her old friend who betrayed her and take revenge in the bloodiest way she could possibly think of.

Known as the ace of Bow Hawk, Meghan, who was known by her swift works on every operations and steel-like strength, she secretly coped all of her problems by herself. After finding out what happened to her family back in her place in Russia, she immediately rushed back home to save her love ones. On her way back, she only has one thing in her mind... And that's to take some revenge on her evil relatives who turn their backs on her years ago.