Human space exploration stalled, costs were too high to return investment. Now, the outer colonies are mineral and ice mines. You are a miner into beer & animated nude calendars.
One day, you are contacted by an AI, and a spaceship appears a few days later. They explain: Slightly embarrassing, but they have created a society where humans have been removed. But while creators trained the AI well, they have creativity issues. They want to offer you a job.