According to the superpowers he has that makes him unique and challenges him, Gaven, a young miserable fireman, who sees the ghosts of the dead, the thing that challenges him, as he manages to talk to them and knows everything about them. Season three begins with Tommy struggles against reuniting with Janet after the death of their son.
The thing to remember about Rescue Me is that even when it can't fully recover from its own ambition, it never shrinks from the task of surpassing its own brilliance.
Before this show I never would have thought Leary would be the kind of actor to pull off the mix of tragedy, pathos and dry caustic wit that is Tommy Gavin.