Flash. The persecution of Barry Allen

"My name is Barry Allen and I am the fastest person in the world. For the rest of the world, I am an ordinary forensic expert, but I secretly use my speed to fight crime and find the same as me. I am Flash ".
Rushing through the Central City, Barry Allen sees the incredible - flash, only older, battery and seriously wounded. Before Barry manages to pronounce at least the word, the double disappears.
And soon Barry"s power begins to fail - at the height of the mission, he freezes for a few moments like a ghost. His enemies, rats, a weather wizard and peak-a-bo, choose this time for an attack, so Flash turns for help to his most powerful ally.
Oliver Kuin is an arrow.
The first part of the epic crossover, which continues the novel "Arrow: Snake Ball"