After emerging from her Descent into an uncharted underground world, Ollie Miller is sure of three things. First, her feelings for her best friend, Mateo, are far from platonic. She can't even look at Mateo without blushing at the memory of his lips on hers. Second, an evil man named Zadok is plotting to destroy the civilization above the surface. Third, there is no way to save the earth without returning underground. At least this time, she will have her mother along with Mateo and her friends to help guide her. On their journey, noor, a mystical blessing guides them, but only if they're...