“RUNNING SCARED” prelude! Barry Allen is at a crossroads. He’s lied to the woman he loves about his life as The Flash, and a rift is growing between him and his heroic young partner. Now, his greatest enemy has threatened to strike down everyone close to him! It’s time to make a tough choice that will launch The Flash into his most incredible mission yet: a siege on the 25th century stronghold of Eobard Thawne!