Sean Foster is a college student who had dreams of teaching--but those dreams ended when he was sentenced to twenty years in prison. To make matters worse, he has to serve his sentence on a planet far from Earth. Sean is resigned to his fate ... but it may not be what he expected: the prison ship is destroyed and he's the only survivor, rescued by the mysterious crew of the spaceship Outsider. Although he and the crew know little about each other, they agree to team up to investigate why the prison ship was attacked. Sean will soon regret his decision: Outsider crashes near a secluded colony...

In the sequel to Outsider, college student Sean Foster is back at school, but things have gone very wrong for the crew of Outsider: the ship has crashed and the crew's future is in doubt. Sean learns that a fugitive from Captain Lamont's past has returned to seek vengeance by destroying everything connected to the captain. The killer has set a trap so he can finish what he started ... and Sean will soon find himself caught in it. Once again, Sean's life will depend on Lamont's crew. Can they stop a ruthless enemy before he carries out his lethal plot?

In Book 3 of the Penumbra series, assassins target Captain Ben Lamont and his co-pilot after they've been asked to investigate a new wormhole. More determined than ever, Lamont sets out with his crew to learn what they're not supposed to discover there. Along the way, they find the smoldering remains of a colony and come under fire from unknown assailants. Can Lamont and the crew of Penumbra uncover the secret that has caused so much death and destruction? And will one of their own pay the ultimate price to expose the truth?