While Barry and Iris deal with the heartbreaking loss of their daughter, Nora, the team faces their greatest threat yet - one that threatens to destroy all of Central City. Meanwhile, Killer Frost has a brush with death that results in an unexpected new dynamic that will change her relationship with Caitlin forever.
Did You Know?
Kamilla questions "why there's always a crisis" whenever she's around, a reference to yearly crisis events. See more
A black hole can't be destroyed by implosion. It is an implosion. See more
It's a system-wide power surge.
It's coming from the Time Vault.
[the computers power down
Are we under attack?
I don't know. Whatever's going on started the moment we left.
[speeds away to the Time Vault
References Event Horizon
Performed by Queen
(uncredited) See more