Cori McCarthy

In the year 2048 Chase Harcourt, call sign "Nyx," is one of only two pilots chosen to fly the experimental "Streaker" jets at the junior Air Force Academy, but few know the pain and loneliness of her past or the dark secret about her father, and as the world tilts toward war, Chase cracks open a military secret.

On the anniversary of her daredevil brother's death, Jaycee breaks into Jake's favorite hideout, an abandoned insane asylum, where her eccentric friends challenge her to rediscover buried parts of herself

Ari Helix and Merlin must travel back in time to steal King Arthur's Grail, making sure they don't impact the medieval timeline, which would disastrously alter the course of history