Giovanni leads the Wolf Pack gang in Milan. He enforces a sense of fairness during conflicts, including rules against weapons, as seen when he stops Tachioni from using a blade against Romeo, acknowledging defeat for his gang due to this violation. His leadership maintains order and commands respect, leading members like Claudio of the Scorpion Gang to join after defeat.

Initially antagonistic, Giovanni orchestrates attacks against chimney sweeps, including Romeo and the Black Brothers. His role evolves significantly; he and the Wolf Pack later ally with the Black Brothers to support Alfredo's time-critical mission to the king's castle. This collaboration fosters mutual respect between the rival groups. By the story's conclusion, Giovanni formally announces a peace agreement between the Wolf Pack and the Black Brothers, solidifying their alliance and shifting from hostility to mutual support, including a commitment to assist new chimney sweeps in Milan.

Giovanni's background, such as his relationship with his father or the circumstances leading to his gang leadership, remains unexplored. Fan discussions note this lack of exploration regarding his past and motivations as a "Benevolent Boss." His character development centers on his transition from adversary to respected ally, governed by a personal code of honor in conflict and a growing willingness to collaborate for shared goals.