A crew is given the chance to test a ship with a new sort of propulsion - a lightjammer.
Grimes wants this crew because one of them has actual sailing experience, which will come in handy when using sails in space.
What would seem to be a straightforward story gets a bit odd, given one of the key elements for this is antimatter.
Said crew ends up experiencing way more than one voyage on the way, and the various psychological permutations of who is pining for who in the crew gets played out.
3.5 out of 5