Three witches join basic training at Fort Salem where they'll prepare for the front lines, fighting looming terrorist threats with supernatural tactics and weapons.

The unit travels to Salem Town, but a disturbance throws the proceedings into chaos. Tally wonders if she made the right choice to embark on a military career. Abigail attempts to bury the hatchet with Raelle. Raelle grows closer to Scylla.

On the eve of Beltane, male witches arrive at Fort Salem. Raelle learns more about Scylla's past. Alder leads an international military council of witches, and is startled by a new crisis.

The base celebrates the rituals of Beltane.

Abigail brings the unit to a High Atlantic wedding.

Abigail deals with the aftermath of horrific events.

Abigail makes a connection with a new visitor on base.

The witches' training culminates at Citydrop.

In the aftermath of Citydrop, the unit comes together.

Raelle, Abigail, and Tally graduate.