For the eponymous character, see Bette Sans Souci.
"I don't think she meant to hurt me."
—Barry realizes Bette San Souci is not what she seems.
"Plastique" is the fifth episode of the first season of The Flash, and the fifth episode overall. It aired on November 11, 2014.


After a bomb exploded in downtown Central City, an army, led by General Eiling, rolls in and takes over the case, much to Joe's surprise. Suspicious, Joe tells Barry that he and his friends at S.T.A.R. Labs should look into the army’s involvement. Wells informs the team that Eiling was experimenting on his men to turn them into super soldiers. Cisco confirms one of Eiling's soldiers, Bette Sans Souci, was at the bomb site. The Flash tracks her down and realizes that she's not setting off the bombs, she is a meta-human who can blow things up just by touching them. Meanwhile, when Joe learns Iris is writing about "the streak", he tells Barry to make her stop. Barry realizes Iris won't listen to him so he decides to have The Flash pay her a visit.[1]


Caitlin, Iris, Cisco, Barry and Eddie are out drinking together. During the night, Barry tells Caitlin and Cisco that the shots of alcohol aren't affecting him like they do the others.

Meanwhile, across town, a man finds out that someone broke in. He holds a girl at gunpoint but she passes a bomb before running off. A guy on a scaffolding is close to falling off.

When Eddie receives a call about a bombing, the night breaks up and Barry rushes off to be the flash. He calls Caitlin and Cisco to figure out how fast he would have to do to run to save the man by running up the building.

Iris gets out of a cab to watch the blur and watches as Barry rush up the building and saves the man. She then sees the flash but doesn't see his face due to his speed.

The next morning, Barry and the police went to the crime scene to figure out who the bomber was and what happened. Barry then is left alone to look through files and he speed-reads through everything.

Returning to the precinct, Eddie and Joe learn that the army is taking over the case. Captain Singh tells them to give it to the man right away. That is when Barry returns and is asked to give everything that was relevant but he speed stole something to be able to look into it. Not long after, Joe learned that Iris had gone to the bombing site. Joe approaches Iris to ask why she was there and she talked about how she was there due to the streak. Joe tries to Approaching those at Star Labs, he shows it to Cisco and Caitlin along with Harrison. Harrison tells them some information and Cisco learns that it was Bette.

Barry heads out after her and she touches him and he rushes to remove the suit which blew up. He then returns to Star labs without the suit. He then has to tell Cisco that the suit blew up that he had been wearing prior.

Joe shows up to hear the tale. Joe then asks Barry aside and asks him about Iris seeing the streak. Joe is worried about Iris figuring out about Barry. He is then sent to talk to Iris. Barry tries to talk her down from writing about it. However, Iris gets upset with him for it.

After finding where Bette will be, Barry rushes off. Bette approaches a doctor and is upset for being turned into a meta-human. Outside the building, Bette is targeted by the army general. The general's men shot at her and Barry rushes her out of there before the man could get inside.

Bette learns from Harrison and the others about the Star Labs explosion. Bette admits that she thought it was Eiling who did it to her. They then study her body to figure out how to help her. Caitlin tells her that they call people like her Meta-human. Catilin finds that Bette had been shot and that it included a tracker. Eiling and his men show up so Barry has to remove her from the building. Harrison stalls the man briefly allowing Barry, Cisco, Caitlin, and Bette to leave the lab.

Cisco came up with the name "Plastique". Barry tells her that he uses his powers to help people. He then receives a call from Joe about Iris posting an article about the streak with her name attached.

Iris is at work when Barry shows up as the flash. He changes his voice to talk to her. He uses his speed to help her clean before sending her to the roof. He tells her to stop writing about him and he speeds around in the darkness so she can't see his true face behind the mask. He begs her to stop but she refuses to.

Barry returns to Star Labs and learns with Bette about how she can't be unspliced with the shrapnel in her body along with the powers now being apart of her. Barry thinks Bette should join the team but Caitlin says that is a bad idea. Barry, however, believes that they saved him and that Bette needed someone.

Barry heads to his lab and spotted Joe inside. He tells him what happened and how he vibrated his voice to talk to Iris. When Barry says he tells Iris everything, Joe tells him that he knows about Barry crushing on Iris for years as Iris was oblivious.

Bette and Harrison talk about how she would do anything about changing things. He then tells her she needs to stop Eiling and kill the man as a mission before going home. She then walks off.

Barry heads to Star Labs and finds Cisco and Caitlin. He then worries about Bette as she isn't at Star Labs. Instead, she is in a field by the waterfront to confront Eiling. Barry then speeds off as Bette explodes a bomb at Eiling. Barry then tries to stop Bette but she is shot. She is then set to detonate a large bomb after she died. Barry decides to run on water with Bette. She then explodes in the water as Barry runs fast to get away. Before she died, Bette said, "Harrison..."

Eiling then lied on the news about what had happened. Barry was upset about Bette but cheered up a bit about being able to walk on water.

Barry heads to the West home to talk to Iris. Barry tells her vaguely about what happened with Bette and tells her that he was worried and wanted her to stop. She asks him directly and he doesn't say anything at first. He then lies and says that he finally put his family behind him but Iris refuses as she wanted the world to believe in the streak. He then says they shouldn't see each other for a while and she agrees. He then gets up and leaves.

Barry heads to a bar and orders multiple club sodas. Caitlin and Cisco find him. Caitlin gives Barry a vial of high suspension stuff to help him get buzzed. It works briefly. Joe returns home and finds Iris focusing on her blog, upset about Barry. At Star Labs, Harrison hears a beep and spots that he has a visitor of Eiling. He tells the man that he thought the man is ahead and how the particle explosion created men. The general thought he had the upper hand but was wrong.

In a flashback to five years before, Harrison says that he won't have a he subjected to cruelty while on the premises. He then leaves and Harrison heads over to subject Grodd.




  1. "Flash Episode 5 “Plastique” Description" - FlashTVNews