Still reeling from the loss of her best friend Jason Morgan & feeling like she's lacking the support she needs from her husband while struggling to keep her already fragile marriage intact Carly suddenly finds herself pushed to the edge when a secret is revealed sending her down a path of revenge that will lead to consequences not just for Carly & her love ones but for Port Charles

You would think by now Barry has learned his lesson when it comes to messing with the timeline, as it turns out we were all wrong. After defeating Despero & his archenemy Thawne, Barry & his team soon learn of the ripple effects it has caused when Iris is left fighting for her life leaving an uncertain fate not only for Central City but Bart & Nora the flash's kids of the future.

Finally on the front door of her home, hoping to get answers that will lead her closer to saving her brother, Mia has a choice to make accept help from the person she blames for her current predicament or go at it alone as her trip home is met with a few surprises that further complicates her mission to save William as she tries to find a way not to dishonor her dad or his legacy.

Stuck in 2021, Mia finds herself questioning if she will ever truly be ready to take on her the mantle of her dad as she reluctantly seeks out help from her mother Felicity Smoak and the rest of team arrow when she runs out of options in her quest to find her brother. But while in the past will Mia get more than she bargains for or will it be just enough to help to find William.