Quinn is discovered dead. The Doctor retrieves the signal device from his body and is surprised by the wounded Silurian creature. The Doctor tries to talk to the creature, but it runs away. Baker is captured and interrogated by the Silurians about the strength of humans. The Doctor and Liz follow Baker's route and open the entrance to the Silurian base with the signal device, where they find him in a locked cage. They witness a Silurian being revived from hibernation by a machine, explaining the energy drains that the reactor has been experiencing.