Barry Allen went to Star Labs going to take Cisco Vibe gun and went to National City to meet Supergirl on the DEO.
Wally saw Barry was finding something to get away his problem with someone else.
Wally: Barry what are you looking for?
Barry: nothing just Cisco vibe gun
Wally: what is a Vibe?
Barry: that thing can go a different earth
Wally: really
Barry: yes
Suddenly, Cisco went into Star Labs saw Wally and Barry.
Cisco: Hey, Barry have you seen the Vibe gun that I upgraded to fix the problem with
Wally walks over to Cisco and asks him.
Wally: Cisco??
Cisco: Wally why are you here??
Wally: sorry I thought I can help you find it whatever you are looking
Barry: Cisco I'm busy
Cisco: okay
Barry finally found the Vibe gun and press the button went inside the gate went to the National City.
Cisco: where is my Vibe gun go?
Wally: Barry just left and he takes your Vibe gun left Earth-1 went to National City
Cisco: What?
Cisco uses his Vibe power and opens a bridge but went he step into the gate he saw different Earth but not the Earth-38 which is National City.
Suddenly, Barry Allen arrives in National City but is not DEO is a different place, Barry looks around and saying is he is now at Luthor Corp building and Barry landing wrong place and time but supposed to meet Kara/Supergirl at the DEO.
A girl spotted me in someone's office.
Eve: Oh My God!! The security We have an intruder on Lena office come here quickly
Security: right on my way
Lena heard Eve is shouting with someone outside the office and she want to check out who it is.
Lena came out from her office saw a guy wearing a red suit with a lightning bolt symbol on his suit.
Lena: who the hell are you?
Eve: I'm sorry Miss Luthor he just came from out of nowhere
Barry: sorry I didn't mean to disturb you and I was about to leave
Security: stop right there!
Barry: Are you kidding me?
Security: I don't know who you are and where you come from
Barry: sorry I can't do that if I were you
Lena: what did you mean?
Barry runs with his speed faster and finally went to the DEO and he saw Winn and Kara's sister is working something to a metahuman like me.
Security: What the Hell--
Eve: Where did he go?
Lena: he is too fast to catch him
Security: don't worry Lena if he tries to come here I will get ready
Lena: thanks I will get going to the DEO to met Supergirl
Eve: you want to see Kara Danvers
Lena: yea I miss her so much
Eve: good luck
Lena: thanks
She left the Luthor Corp went to the DEO.
Meanwhile, Barry Allen walks around at the DEO safe and sound but Winn asks Barry why he is here not on his earth-1 at Central City with his family and friend.
Winn: Hey, Barry why are you here?
Barry: Kara want to see me
Suddenly, Kara came out from the practice room to training her good fight with new crime with she fights with other creatures who are coming on Supergirl on the next fight.
Kara: sorry I'm late
Barry: It's okay why are you all so sweating over your suit
Kara: I'm training with Alex
Barry: ah I see
Kara: Barry we have great news about someone is joining my team and fight along with me
Barry: who?
Winn: is you Barry?
Barry: me?
Kara: why are you not happy about this
Barry: nothing I just didn't tell Cisco about this or my wife Iris
Winn: we can make your second family right here at National City
Kara: we can do anything and feel like home
Lena Luthor Kara's girlfriend just enters the DEO and later she saw the same guy is wearing a red suit with a lightning bolt on his chest.
Lena: Kara why you never pick up my call
Kara: sorry I have a guest
Lena: who is he?
Kara: he is now working with us and his name was Barry Allen aka known as The Flash from Central City.
Lena: The Flash??
Barry: Winn you want anything to eat later I can buy for you
Winn: sure we can have a break time
Winn shouts to everyone " Break Time", and his friend reply back to Winn " alright Sir".
Barry: what you want to eat for your Lunch
Winn: I want you to buy some of your Jolly burgers from your Earth-1
Barry: sure I will be right back
Winn: get set go!!
Barry Allen runs to the speed force and went in to back to Central City and go to the Jolly burger buy for his friend from National City.
Later he buys the Jolly burger and went to the where is Cisco and Wally are trying to stop a robbery at the bank.
Barry: need some help
Cisco: where have you been
Barry: sorry I just help Kara with her job done with her friend at National City
Wally: did you go to Earth-38?
Barry: yea I did
Cisco: nevermind you just go help Supergirl and after you are done you can return back home with us and Iris
Barry: are you sure?
Wally: yea we got this
Barry: okay If you saw Iris ask her I love her so much
Wally: I will brother
Barry: just behave yourself and don't hurt anyone to get away around you expect for Team Flash
Cisco: thanks for the tips
The Flash went back to Earth-38 and saw Lena, Winn, Kara was waiting for Barry to return to his Earth-1 to get Jolly burger for Winn to eat for his break time with DEO people.
Meanwhile, at back to Star Labs Wally is confused about Barry can handle his job with Supergirl on the National City.
Wally: where is Barry going?
Cisco: he going to help a friend of his
Wally: did team flash know about this
Cisco: not yet
At the DEO building finally, Barry returns to give Winn his food and share it with others.
Winn: that was fast
Barry: well Cisco didn't notice at all went I gone to Earth-38
Kara: what about your wife?
Barry: Cisco can tell her that I love her so much
Kara: I hope so
Lena: Kara can I talk to you in private
Kara: sure
Supergirl and Miss Luthor grab her arm and talk about Barry Allen and why he doing here at National City with Kara Danvers.
Kara: what it is you want to talk about
Lena: how long did you know him
Kara: relax he just a friend of mine from Earth-1
Lena: just friends??
Kara: Barry is married to Iris West Allen
Lena: oh he married
Barry Allen opens his mask and helps Winn his computer is hacked by his Evil toy man.
Winn: hey Barry I need some help here
Barry: okay no problem I will help you don't worried
Winn: where is Kara?
Barry: she at the wave rider with other
Winn: okay come on let finish this once it for all
Both of screaming at the toy man and suddenly they were totally made him gone inside the where he belong in the computer system.
We destroy the program inside the computer where the evil toy man hacked it.
Barry and Winn leave the room it all computer design and left goes to the wave rider and meet other.