Mafia's Love Left Me No Way Out

DramaBox synopsis

Rosalia and Nick, the son of a mafia boss, were once a loving engaged couple until a misunderstanding turned them into mortal enemies. Torn between love and hatred, Nick decides to train Rosalia to become the most formidable assassin in the underworld as her path to atonement. After seven years of grueling training, Rosalia begins carrying out missions with exceptional skill.