Throughout the episode, Jackie desperately dodges a mandatory HR urine test enforced by Akalitus. This looming threat is the primary source of tension, as Jackie’s sobriety is non-existent.

The episode's title refers to a patient, David Bonvino, who is deaf and blind and was injured in a boiler explosion. Jackie shows her empathetic side by writing in his palm to comfort him, even as she lies to him about his brother's condition to keep him calm. The "Confession" & Marital Fallout

The emotional core of the episode is Jackie’s impending confrontation with her husband, Kevin. Believing Kevin has discovered her affair with Eddie, Jackie enters the conversation on the defensive.