Eddie is a devoted firefighter and single father, defined by unwavering loyalty. A former Army medic, he carries the weight of past trauma and PTSD. He’s reserved, and fiercely protective of his son, Christopher who has cerebral palsy. Buck is a fearless, big-hearted firefighter known for his impulsive nature, and deep loyalty to his team with a son named Theo. Energetic. Beneath his reckless exterior lies a vulnerable soul shaped by personal struggles. Both are in a relationship.