“Barry and Team Flash are thrilled to reunite with Earth-2 Wells and Jesse (guest star Violett Beane).
The Flash stars Grant Gustin as Barry Allen/The Flash, Candice Patton as Iris West, Danielle Panabaker as Caitlin Snow, Carlos Valdes as Cisco Ramo, Keiynan Lonsdale as Wally West, with Tom Cavanagh as Dr. Harrison Wells and Jesse L. Martin as Detective Joe West.
Wells confides to Barry and Caitlin that Jesse has all the powers of a speedster and has been saving people on his Earth.
Meanwhile, Magenta, (guest star Joey King) a new meta who can control metal, terrorizes the city.”