Morden inhibits the rat, and is determined to destroy the family; Mary and Jasper must defend Phoebe and the baby from an army of rats.
The rat starts a fire, setting off early labor; Morden unwittingly puts Stephen Tyler's life in danger.
The children race to find Morden's rat and save the balance of time.
The children rush to save the badgers from Morden's evil; Stephen Tyler challenges Morden to a final battle for control.
Mary discovers a talking rat which wants to be friends; Meg Lewis warns the children about evil men.
Mary, William and Alice arrive at Golden House for the holidays.
Matthew Morden has a change of heart.
Mary and Alice rescue Meg from the fire.
Tyler's powers weaken as Morden uses black gold to protect himself.
Tyler discovers another way to travel through time.
The unleashed energy of black gold wreaks havoc on the valley.
Stephen Tyler tries to harness electricity in the 17th century; residents of Golden Valley are divided over a theme park.
William saves Matthew's life.