The team develops a risky plan to help mutants who are in Sentinel Services’ custody. Reed reveals details to Andy and Lauren about the Struckers’ family history that could prove…

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.

An unlikely hero steps forward when a deadly development puts the Hawkins Lab on lockdown, trapping Will and several others inside.

Will’s connection to a shadowy evil grows stronger, but no one’s quite sure how to stop it. Elsewhere, Dustin and Steve forge an unlikely bond.