Mahone rejoins Michael and Lincoln’s team (The Scylla Squad) ostensibly under The Company's thumb. However, he quickly proves his loyalty to the brothers. He uses his profiling skills to help the team steal "Scylla" (The Company's data cards).
Mahone's arc takes its most emotional turn when The Company murders his young son, Cameron, to punish him. This tragedy fully cements his alliance with Michael and Lincoln as they work to dismantle The Company and recover . what happened to mahone in prison break