Boys of Huaxia pair up with girls to pilot Chrysalises, giant robots that humanity relies on to battle massive aliens that lurk beyond the Great Wall. Offering herself up as a concubine-pilot to assassinate the man responsible for her sister’s death, 18-year-old Zetian discovers her true destiny as an Iron Widow and must use her strength to force her society to stop failing its women and girls.

The Sylvan Vale and the Sylvan Wyld are at war. Now that the unsteady truce between them has been broken, lines must be drawn. In an effort to protect the weakened Winter Court, Bastien rallies powerful allies and friends in New Orleans to come to their aid. Meanwhile, under protection alongside her injured mother in the Summer Court, Celine is uncertain of whom to trust. She cannot get word to Bastien, and does not understand why he has not returned....