A woman with the ability to teleport to any location she can see breaks into Iron Heights and frees her boyfriend, Clay Parker. The S.T.A.R. Labs team identifies the woman asShawna Baez. To help Barry, Henry tracks down leads in Iron Heights and finds out that Parker owed money to a local crime boss and is planning a heist to pay it back. Barry learns the location of the heist, finding Baez and Parker and is able to capture her after removing all the lights in a tunnel, effectively making her unable to teleport without being able to see. Parker manages to escape. Meanwhile, Cisco brings Rathaway out of his cell so that the latter can show the truth about Ronnie; Rathaway reveals thatDoctor Martin Stein, who developed research into a F.I.R.E.S.T.O.R.M. project focused on transmuting elements, was at S.T.A.R. Labs the day of the explosion. Rathaway reveals that during the explosion Ronnie and Stein merged, before he escapes Cisco's custody. Barry starts dating Iris's colleague,Linda Park. Henry insinuates to Barry that he knows Barry's alter ego. Elsewhere, two city workers are attacked by Grodd and belle told wells that she wont start another book until there daughter is born .