Brice staring at a computer Alicia is working on, while Garnet is on Ark 15.

Garnet inside the weapon room with a massive amount of the deadly substance.

Garnet threatening a guard inside the weapons room on Ark 15.

Cat Brandice pleading her case to Felix as she's going stir-crazy.

Evelyn staring at her daughter, Kelly, disappointed in her mistake.

William Trust and Lane standing in the brig with weapons pointed that them.

Evelyn Maddox on the bridge of her ship looking menacing.

Kelly being creepy with Agnus, while Angus attempts to flirt.

Lt. Brice, Alicia, and Felix are trying to figure out their next step.

The crew must try to understand their enemy on The Ark. "The Last Thing You Ever Do" is the 11th episode of the show's first season.