When Prospero casts a spell that changes the world into a forest utopia, the Librarians must find a way to stop him. And they realize that a note they received earlier during their encounter with Prospero was written by Flynn in 1611. So he decides to go back in time with Eve, But as they leave something happens to the device they used to go back in time. So Jenkins and the others try to find another way from to return. When they arrive in 1611 Flynn and Eve meet Shakespeare and try to get him to help them with Prospero,
Did You Know?
The Doctor's TARDIS makes an appearance at approx 20:20, Flynn Carsen, Eve Baird and Cassandra Cillian enter the Time Machine room. While searching the room, Cassandra lifts the dust sheet off a large box exposing the TARDIS. See more
in the Scene with the Stage in 1611 there are square straw bales. These were not invented until mechanical balers in the early 20th century. See more
Just your average slice of incredibly complex causal cake.
References Back to the Future