Following the brutal murder of his son by a Company assassin, Mahone joined Michael’s team to bring down the organization. By the end of the series, he was fully exonerated with the help of Paul Kellerman and began a relationship with his former colleague, Felicia Lang . The Final Break In the standalone film The Final Break

after the team successfully delivers Scylla to the United Nations with the help of Paul Kellerman

This breaks Mahone completely. We see the stoic, controlled agent weep uncontrollably. He nearly commits suicide by drowning in a motel bathtub, stopped only by Lincoln Burrows—the man he once hunted. This loss redefines his motivation. He is no longer running from his past or looking for pills. He wants bloody revenge.