Four 22 year-olds on a Mexican road trip seem bound for disaster until they, and their trip, are unexpectedly redeemed by a series of miraculous events.
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.
In the future, humans are divided into Sex Negatives and Sex Positives. The negatives get sick if they have sex so they go to Cafe Flesh to see positives who are forced to perform on stage for the negatives. Lana is a positive who everyone thinks is a n
