Make one last dive into the deep and tentacle-filled waters of the planet Poilant!Lieutenant Commander Una Chin-Riley is no longer herself. Possessed by the ancient hivemind known as the Seed, she’s turned against her crew—and now, aboard a derelict alien ship, she’s raining destruction down on the Enterprise above Poilant. Captain Pike fights to hold the line, but the ship is slipping through his fingers.Miles beneath the ice, Spock and D6 seek answers from leviathan squids, while Chapel and Jinare battle a blizzard to save what’s left of a shattered research team. The cold is merciless. The Seed is watching. And hope is fading.But Chapel won’t back down. If death is coming for her crew…it’s going through her first.