Time is running out for Rhine in this conclusion to the Chemical Garden Trilogy. With the clock ticking until the virus takes its toll, Rhine is desperate for answers. After enduring Vaughn's worst, Rhine finds an unlikely ally in his brother, an eccentric inventor named Reed. She takes refuge in his house, though the people she left behind refuse to stay in the past. While Gabriel haunts Rhine's memories, Cecily is determined to be at Rhine's side, even if Linden's feelings are still caught between them. In this breathtaking conclusion everything Rhine knows to be true will be irrevocably shattered.