Season 1 Episode 4:
Dr. John Stevenson meets his match in a beautiful doctor named Brooke; when H.G. and Jane travel back to the 1980s, they make a shocking discovery.
H.G. and Jane rush to repair the damaged time machine before Dr. John Stevenson, known as the Key Killer, strikes again; Vanessa must decide whether or not to confide in Griffin.
Presented with the possibility that Vanessa Anders is in fact Wells' great granddaughter, Wells and Jane continue searching for Stevenson, but their final meeting goes anything but planned.
Dr. Stevenson escapes authorities via H.G. Wells' time machine and heads to modern-day New York City; Wells follows Stevenson into the future.