The Spiral Arm (episode 1, season 1)
Wren Harper lives on an overcrowded Earth on the brink of apocalypse. Her life is turned upside down when she is picked to be a cadet on board a vast combat training ship heading to a distant planet. She's not a fighter, so why has she been chosen? Will she survive the journey or will the training kill her first? This is a debut novella-length episode in a series full of cliffhanger endings.