Sam has a face to face with Colonel Bishop about both of them being Hongan. Lenora heads to St. Marten to meet with Simon and Slane. The Mercury is arriving at Titan Four as they make plans to hunt the RAGE fugitives. Garrett and Sam get unexpected news about Corsky.

Sam meets with Bishop to find out if he's Hongan. Kate and Barnes mull over the evidence and wonder if Lenora is a target. Tony Simon meets his new partner Matt Slane and the Mercury draws close to Titan 4 as they make their plans to search for Lister and Hanaka.

Jaffra and Gabby meet with WiFi's #2 in prison, Mondu. Sam has lunch with Bishop to determine if he is Hongan. Simon learns that he is getting a new partner. Kate joins the team and reunites with her old partner Barnes as they dig through evidence and discuss the implications of Lyster's escape and how that might affect Lenora.

Pandemonium breaks out as Lyster makes his escape from Boldibar Prison. Jaffra and Gabby confront Mondu for information on the escape. In Germany, Simon and Simmons along with Helmut track a smuggler in Bremerhaven. Kate informs Barnes that they'll be once again working with each other while Sam hatches a plan to confront Bishop.

Kate meets with Homeland and will be attached to Garrett's team to once again work with her old partner Barnes. Sam and Garrett meet with Col Bishop to determine if he might be a Hongan plant. The Mercury docks with the BSS and Jaffra, the Commander and Gabby head to Boldibar, when chaos breaks out. Meanwhile Simon and Simmons follow Helmut as they trail a smuggling suspect in Bremerhaven Germany.

Simon Helmut and Simmons arrive in Bremerhaven on the D-Zug Express from Berlin to track a human trafficing suspect. Detective Garrett and Sam are in the former Fort Sam Houston to track down Corsky's former CO Colonel Bishop while the crew in DC continue their background checking. The Mercury abandons the chase in order to get the official documents they need to arrest Hanaka, but trouble looms.

Gabby attempts a daring escape from Hanaka and RAGE on Letumas.Simon and his new intern meet Helmut Schmidt in Berlin to track a human trafficking ring flooding England with immigrants. Sam and Det Garrett are at the former Army Post Ft. Sam Houston to investigate Col Corsky's former Commander while Thornton and Barnes gather startling new evidence.

The Mercury follwed the Potomac to the surface of Letumas where Gabby is being held prisoner. Sam and Garrett meet Kate at Marten State, then move on to meet the Controller. Simon and Simmons get their first assignment together in Berlin.

Gabby is prisoner on board the Potomac with RAGE leader Hanaka while her crew mates on the Mercury follow behind. Detective Garrett and Sam the Hongan will be traveling to San Antonio to what used to be Ft. Sam Houston to gather intelligence on Colonel Corsky. Simon and Kate begin to indoctrinate Agent Simon's new partner Simmons.

Mr. Thornton delivers bad news to Scarlett and Garret's team about Col. Corsky. Agent Simon meets his replacement partner while Kate prepares to return to Baltimore. Gabby is captive on the Potomac while Jaffra and crew follow in the Mercury. She get's startling news from Hanaka.