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Michael and the team have one day to locate the next cardholder or they risk going back to prison. Meanwhile, Mahone seeks revenge on Wyatt.

To get the next data card, Michael, Lincoln and Sucre must crash a police benefit. Meanwhile, T-Bag arouses suspicion on the first day at his new job.

The gang, with Don's help, must break into a safe at the Treasury Department to get the next Scylla card. Elsewhere, Gretchen manages to escape.

Mahone is arrested, putting the whole gang at risk - and Mahone squarely in Wyatt's sights. Meanwhile T-Bag's charade is discovered.

Lincoln, Sucre, Sara and Roland follow a Scylla cardholder to Las Vegas, where Roland has his device commandeered after he gets caught gambling.

A daring plan is hatched to get the final card from Pad Man, and an uneasy alliance is formed with Gretchen - but there's a traitor among the ranks.

The team needs to make their way through a 30,000-gallon water main to get to Scylla. Meanwhile, T-Bag fends off an investigation.

Michael collapses and must go to the hospital. Elsewhere, Sucre steps on a land mine, and Trishanne's surprising secret is uncovered.

Despite Michael's condition, the team goes forward with their plans to steal Scylla. Gretchen and T-Bag work together to get the sixth card from the General but without success. Michael, Lincoln, Sucre and Mahone break through the...

Michael and the gang pull off the Scylla heist from deep within Company headquarters - but a terrible surprise awaits them.

As the gang deals with Don's betrayal, Lincoln is captured. Meanwhile, Don forces Gretchen to help him by holding her daughter and sister hostage.

Don and Gretchen, Michael and The Company are all after Scylla. Elsewhere, T-Bag has to make a tough decision as he holds Gretchen's family hostage.

When Michael undergoes surgery, he has visions of Westmoreland. Meanwhile, Lincoln and Sucre try to retrieve Scylla before Don and Gretchen sell it.

Lincoln calls Sara from Miami asking for news about Michael and tells that he is trying to retrieve the Scylla for The Company with Gretchen, T-Bag and Self. They find a lead in the Grafton Club, and Lincoln goes to the place wher...

Lincoln and his men (Self, T-Bag, Mahone) are trying to find Scylla. They try to find a clue for the key from the fake buyer who killed Gretchen. They find a Church and an Estate that matches with key. When Lincoln and Mahone inve...

Michael and Lincoln square off over Scylla as Christina sets her plan in motion. Meanwhile, T-Bag causes a scene at the Indian embassy.

Michael has an uneasy reunion with Christina, who drops a bombshell regarding Lincoln. Elsewhere, Lincoln races to stop Christina's deadly plan.

Pandemonium erupts at the Panda Bay Hotel after an assassination at the global energy conference.

As familiar faces return to help Michael in his quest to bring down The Company, Lincoln makes a discovery about his relationship with Michael.

After the general catches the brothers and raises the stakes by abducting more of their relatives, Michael escapes with Scylla.

Michael and Sara's newfound happiness is short-lived, as Sara soon finds herself in prison, and Michael must break her out before a vengeful Krantz has her killed.