Adam Worth destroys Praxis and travels back in time to the 1890s to save his daughter. Dr. Magnus travels back in time to stop him before he damages the time line and destroys her future with it.
Did You Know?
As Watson is getting Helen released from jail, he speaks with a man named Lestrade. Lestrade was the nearly incompetent police detective in several Sherlock Holmes stories. See more
While Helen is chasing Adam in the past, she is shooting at him with her semi-automatic pistol. During the chase, she has obviously shot all her ammo because the slide on her gun has locked back. But right after that she is shown firing at him again with the same gun. Now she could have reloaded her gun between the two scenes, but when we later see a pile of her possessions there are no spare clips for her gun. See more
Dr. James Watson
Time travel is actually possible. H.G. would be ecstatic.