She and her twin brother. Dawn allen was the daughter of barry and iris allen, conceived in the 30th century after her father's retirement, but born after his death in the first crisis. Nora allen (nee thompson) was a character in the television series the flash.
On the flash season 5 episode 1, barry and iris were shocked that their daughter from the future was in central city, but did they find out why? The truth about the flash's mystery girl has finally been revealed. One interesting possibility is that nora and cicada recognize each other because they're family.
Not exactly the kind of father/daughter bonding one would have in mind for the two. The good news is the flash fans at least know a bit of what jessica parker kennedy knows now, as past news on season 5 has revealed nora will do quite a bit of. In a somewhat expected but still satisfying twist, mystery girl is barry and iris’ (candice patton) daughter from the future, nora west allen.