When Native American artifact collectors are attacked by a meta who can bring inanimate objects to life, Barry turns to a surprising ally for help. Harry enlists Cisco's help to determine the identity of the Thinker.
A familiar villain returns to terrorize Central City; Ralph must rise up to defend the innocent while Barry is detained by his trial; Barry searches for the strength to keep his optimism alive in the face of his new circumstances.
Barry meets a powerful woman whose abilities could help him in his battle with De Voe. Meanwhile after learning that De Voe is targeting everyone who was on the bus, Ralph decides he doesn't want to be a hero anymore, his only concern is staying alive. Harry offers to help Cecile, with her "problem", with Joe.
Barry and Ralph try to find the remaining bus metas before DeVoe gets them. However, Ralph's attitude frustrates Barry and they clash over what it means to be a hero. Meanwhile, Breacher returns to ask Cisco for a favor.