After an assassination attempt, the mafia boss Dante has tightened security and seeks revenge for a seven-year-old debt. He keeps a strict watch over a young woman, Aria, whom he raised, forbidding her from having a social life and threatening her university if she disobeys. However, Aria suspects Dante may have been involved in her father's death and decides to secretly meet her persistent admirer, Leo, on the library rooftop. To protect Leo from Dante's violent guard, Enzo, she resolves to end the relationship for good, even as she risks Dante's wrath.