Thomas discovers a light coming from the hide-out. It's Eva, she's back. However she's unconscious. Her parents are called and a doctor comes by to check on her. She seems to have been drugged.
At night Eva is having nightmares and she starts wandering around the house. Then she opens the safe and finds another coded letter.
Episode number: 1x4 Production Number: 86074 Airdate: Sunday November 27th, 1983