Barry meets Black Lightning at the Hall of Justice after things take a dire turn with Despero. Iris suspects something is off with Despero’s vision of the future so she…

Despero warns The Flash that great tragedies will befall the speedster and cause him to lose his mind. Once that happens, Armageddon will begin. Determined to prove Despero wrong, Barry…

Derek is still operating when he finds out about Meredith’s current situation. Meredith is freaking out about her situation. Webber and Bailey are dealing with medical health issues. Cristina and…

An explosive case arrives at the O.R. that might endanger all the lives of the people working there, which leads Dr. Burke to declare a “Code Black” for the hospital….