P. L. Travers, a London author who is financially broke, visits Los Angeles to meet Walt Disney, who is keen to adapt her Mary Poppins books for the cinema. However, his methods do not meet her approval.
In 2074, when the mob wants to get rid of someone, the target is sent into the past, where a hired gun awaits - someone like Joe - who one day learns the mob wants to 'close the loop' by sending back Joe's future self for assassination.