When Dr. Wells goes missing, Caitlin, Barry and Cisco race against the clock to stop a deadly terror organization. Even though metahumans are being hunted and killed, Barry can't keep his mind off of Iris. The love of his life has announced plans to move to Georgetown. WestAllen.

When a biological weapon is released on Central City, humanity takes a violent turn. Trapped on the outside with madmen and monsters, Barry and Iris struggle to survive. Meanwhile, the safest place left in Central City becomes the deadliest. Cisco, Caitlin and the rest of Central City High are taken captive by a man desperate to protect his wife at all costs. Dark AU. WestAllen.

Iris reflects on Barry's confession of love. He crashed from the sky like a shooting star, burning and bringing light to everything in his path. I love you. Three words. Three simple words. And just like that I broke. WestAllen