With the support of Craig and JTF16, Savard is determined to find Colin at all costs. Despite being more at odds than ever with Rose, Gabrielle must work alongside her to investigate a missing female soldier.

While taking refuge in Poland, Colin receives an assignment from the Wagner Group: to track down Catherine Sergerie. Drouin learns new information from Mark Kittle regarding the intentions of the new U.S. Head of the Department of War.

As security at the base is tightened, Savard agrees to collaborate with the CIA. Craig and Dallaire secretly conspire to purchase illegal weapons. Mick learns that Rose is lying to him about her relationship with Aiden.