Barry Allen was a Crime Scene Investigator in the Central City Police Department until a S.T.A.R. Labs Particle Accelerator explosion created a dark-matter lightning storm that struck Barry and turned him into The Fastest Man Alive: The Flash! With his new supersonic powers, Barry assumes the role of protector of Central City, fighting off evil metahuman attacks with help from the uniquely qualified S.T.A.R Labs team of bioengineer Caitlin Snow, techie Cisco Ramon and Harrison Wells, creator of the accelerator. Barry’s adopted family—Detective Joe West and Joe’s daughter, Iris West, and son, Wally West—play pivotal roles in helping Barry face rivals and threats from our world and others. Catch up with the Scarlet Speedster’s adventures as he races through multiple timelines and alternate universes to battle the forces of evil in Seasons One through Four.