Beyond the Time Barrier

A pilot tests a revolutionary rocket-powered aircraft, only to find himself hurtling into the future and landing at a deserted airbase. He soon discovers a city where people are struggling to reproduce due to widespread sterility. As he tries to find a way back home, he must evade suspicion and resist the ruling family's demand that he procreate with their daughter. Eventually, he manages to escape and return to his own time, but not without unforeseen consequences.