A decoded tattoo leads the team to a mysterious cache of dolls which turn out to be vehicles for biological weapons being sent around the world and now to the…

Bobby and his team respond to an emergency at a children’s birthday party that leaves lives hanging in the balance. The crew jumps into action after one of their own…

The team is brought in to consult on a botched DEA raid, but when Abbott’s former boss tries to blackmail him into keeping the agency’s missteps quiet, Abbott is forced…

Hopper breaks into the lab while Nancy and Jonathan confront the force that took Will. The boys ask Mr. Clarke how to travel to another dimension.

Refusing to believe Will is dead, Joyce tries to connect with her son. The boys give Eleven a makeover. Nancy and Jonathan form an unlikely alliance.