Until recently, 26 year-old Barry Allen (series star GRANT GUSTIN) lived a normal life as a C.S.I. in the Central City Police department. He was secretly in love with his best friend, Iris West (series star CANDICE PATTON), daughter of Barry's surrogate father, Detective Joe West (series star JESSE L. MARTIN). Joe adopted Barry fifteen years ago after Barry's mother was murdered and Barry's father, Henry Allen (recurring guest star JOHN WESLEY SHIPP), received a life sentence for the crime -- though Barry always maintained that a mysterious Man in Yellow was responsible. Then the S.T.A.R. Labs Particle Accelerator exploded, creating a dark matter lightning storm that affected Barry, bestowing him with superspeed and making him the fastest man alive. But Barry wasn't the only person who was given extraordinary abilities that night. The dark matter also created meta-humans, many of whom have wreaked havoc with their powers on the city. With the help of his scientist friends at S.T.A.R