The exciting conclusion to the award-winning space adventures of Captain Lyn Randall Lyn Randall takes a break from her job at Randall Restoration to captain a secret mission on a ship that is not headed for outer space but to the depths of an ocean. A vessel, not of this world, has been discovered in the deep murky waters. Lyn and a crew of specialists discover that the ship has been there for several hundred thousand years and had once carried the common ancestors of humans and the people of Gaia. Lyn's retirement from space travel is once again disrupted as she leads a joint expedition with Gaia to find their shared planet of origin. Of course, nothing is easy when the politics of two planets, classified secrets, uneasy alliances, not to mention Lyn's marital troubles with her wife, Diana, add to the perilous nature of this adventure of a lifetime. Captain Lyn Randall and her faithful crew embark on their most daring adventure yet into unknown space as they try to answer the question, once and for all, what does it mean to be human?

The exciting conclusion to the award-winning space adventures of Captain Lyn Randall Lyn Randall takes a break from her job at Randall Restoration to captain a secret mission on a ship that is not headed for outer space but to the depths of an ocean. A vessel, not of this world, has been discovered in the deep murky waters. Lyn and a crew of specialists discover that the ship has been there for several hundred thousand years and had once carried the common ancestors of humans and the people of Gaia. Lyn's retirement from space travel is once again disrupted as she leads a joint expedition with Gaia to find their shared planet of origin. Of course, nothing is easy when the politics of two planets, classified secrets, uneasy alliances, not to mention Lyn's marital troubles with her wife, Diana, add to the perilous nature of this adventure of a lifetime. Captain Lyn Randall and her faithful crew embark on their most daring adventure yet into unknown space as they try to answer the question, once and for all, what does it mean to be human?