Barry is a poliice forensic scientist with a reasonably happy life despite his childhood trauma. His life changed when a particle accelerator accident lead to him being struck by lightning. Coming out of his coma he learns he has the ability to move at superhuman speeds. Determined to make a difference he dedicates his life to fighting threats as The Flash. #BarryAllen #Flash #GrantGustin #TheFlash #Arrowverse #DC