As the story unfolds, Antonio's jealousy and obsession with Luca intensify, causing tension in both his relationship with Tancredi and his friendship with Luca. Despite Cristina's warnings, he becomes increasingly possessive and manipulative in his efforts to break Luca and Tancredi apart.
Meanwhile, Luca is struggling with his own emotional turmoil, torn between his lingering feelings for Antonio and his growing love for Tancredi. He tries to maintain a balance, but the situation becomes increasingly difficult as Antonio's behavior becomes more erratic and controlling.
As the pressure mounts and their relationships reach a breaking point, Antonio is forced to confront the unresolved emotions he has been carrying since Denis's death. He is forced to come to terms with his own feelings of guilt and loss, and ultimately realizes that he needs to let go of the past in order to move forward.
In the climax of the film, Antonio makes a heartfelt confession to Luca, apologizing for his actions and expressing his desire to move on. Luca, in turn, forgives him and encourages him to embrace the future. Antonio finally understands the importance of leaving the past behind and opens himself up to new possibilities, including the chance for happiness with someone new.
The film ends on a hopeful note, with Antonio, Luca, and Tancredi coming to terms with their past traumas and looking towards a brighter future together. They learn that love and forgiveness are essential in order to heal and move forward.