The events take place in a future America, where witches ended their persecution over 300 years ago, by making a deal with the prosperous government to defend their country.
The team travels to Salem for an annual magic-related event, which runs into trouble.
The preparations for the celebration of Beltane coincide with the arrival of male witches at Fort Salem.
Raelle is plagued by tragedy and becomes unable to get answers from the elusive Scylla.
The unit goes off base to attend Abigail's cousin's wedding, and Raelle gets close to Scylla.
Abigail must deal with her vulnerability in the wake of a terrible event.
Abigail builds contact with a new visitor to base camp called Adil, while she forces Raelle to help him rescue someone.
Catastrophic secrets shake the trust and stability of the unit, while a new threat emerges that puts the cadets in danger.
In the wake of the events of Citydrop, the members of the unit grow closer to each other, and Tally discovers new facts about Gerit.
Following Raelle, Abigail and Tally's graduation from basic training, Abigail desperately tries to prove the worth of her unit.