The group faces a threat when they discover a new refugee is a spy working for Sentinel Services; Reed visits his estranged father and learns secrets that could prove useful.

Eclipse’s ex-lover returns; Reed and Sage find alarming information about Lauren’s new friend; Thunderbird helps Blink open up about her past; Jace approves a special surveillance program.

Thunderbird coordinates a mission to discover what Sentinel Services had done to an old friend of his and Lauren encounters a new friend with useful powers.

When the mutants devise a plan to take down Sentinel Services, Eclipse seeks out an old friend from his dark past in order to obtain some useful information. Meanwhile, Lauren…

Motivated by a tragic event from his past, Jace throws all the power of the Sentinel Services into finding the Mutant Underground Way Station. Meanwhile, Blink’s vivid dreams lead her…

In an effort to reunite with one another, Reed cuts a deal with the Sentinel Services and Caitlin and the kids seek help from someone outside the compound. Meanwhile, Thunderbird…

After exerting her powers beyond their limits, Blink goes into a state of shock, forcing Caitlin and Eclipse to go on a mission to find a special serum that will…