The passenger said, “It sounds like your wind chime is broken, or at least out of tune.” The first mate just smiled. “That chime is music to a sailor’s ears, it is,” he said. “We will have smooth sailing this day.”
The PCs are accosted in a major city containing at least one famous fortuneteller / prophet of the future. They are informed that their as-yet-unborn child will (insert terrible evil), and that, although they are very sorry, the PC must be executed to keep this from happening.