The new Director of Homeland Security, Adriana Molina, reunites the team when a nuclear powered Russian satellite is knocked out of orbit and must be diverted before it detonates over Southern California. Paige and Walter face their feelings for each other when hospital footage reveals that Paige kissed him.

Team Scorpion heads to Cuba when a woman from Cabe’s past pleads for him to help catch a Serbian war criminal.

Sylvester goes undercover in a federal prison in order to save the lives of three judges, but the team must help him escape when his life is threatened.