Captain Graclynn Silver took the helm, barking orders for the crew to set sail. Doubt’s icy tendrils wheedled into her brain, clutching at her heart as the foghorn blew. Filmy sheets glazed the water’s surface, fusing with the sky to create a veil of uncertainty that did not bode well for their journey.

“Omens be dammed,” she shouted as she sought her bearings, and the ship crunched forward in search of open seas.

She tacked to starboard, advancing slowly, allowing hi...