Bridgers 5: The Trial of Extinction

Annihilation has a way of following some people.

Infinity and Desmond are bridgers, sworn to protect travelers to alternate versions of Earth. But now their own Earth has been destroyed, and they have a new task-protecting a small community of fellow refugees who managed to escape to a world teeming with giant arthropods. Stranded there, they've gradually managed to etch out a fulfilling existence. But it seems nothing good can ever last.

Infinity and Desmond's hopes of living out their lives...