Part 3/8:
Simultaneously, in a modern-day metropolis, Barry Allen (Flash) struggles with his commitment issues with his girlfriend, Iris West. While on a picnic, their conversation is cut short by an explosion in the city. Barry rushes to the scene, where Superman battles an ominous android named Brainiac. The epic clash escalates as Brainiac launches a Kryptonite projectile to incapacitate Superman. In a twist of fate, Flash channels the Speed Force, opening a rift that transports him through time and space to World War II.