Following the murder of her family at the hands of her father in the wake of World War I, a young woman is sent to live in a convent. However, her demons follow and manifest themselves in ways which bring the nightmares of her past with her.
A meeting in a London bus with jewel thief Lady Christina takes a turn for the worst for the Doctor when the bus takes a detour to a desert-like planet, where the deadly Swarm awaits.
When 16-year-old Maddy's mother had to go work overseas for three months, she had to move in with her hardcore grandfather. There she becomes friends with someone who trains dogs.