When the Tardis makes a disastrous landing in the swamps of the planet Sunday, the Doctor has no choice but to abandon Martha and try to find help. But the tranquility of Sunday's swamps is deceptive, and even the Tardis can't protect Martha forever. What is the creature in the swamps that is so interested in the humans, and the new arrivals?
Description:
When the Tardis makes a disastrous landing in the swamps of the planet Sunday, the Doctor has no choice but to abandon Martha and try to find help. But the tranquility of Sunday's swamps is deceptive, and even the Tardis can't protect Martha forever. What is the creature in the swamps that is so interested in the humans, and the new arrivals?