Plot summary
Jackie and Frank have sex for the first time, and Frank proclaims that he loves her, surprising Jackie. Kevin arrives at All Saints with Grace after discovering a bag of Adderall pills in Grace's backpack; Grace claims that the pills belong to Jackie, forcing both Jackie and Grace to get their blood drawn to prove who is telling the truth. In the process, Grace reveals that she found a pill hidden in Jackie's nightstand jewelry box. Zoey confronts Jackie, concerned that she did not get rid of the pill, but Jackie shuts her down.
Meanwhile, Carrie begins shadowing Prentiss in order to further develop her skills; Coop misreads the situation and ultimately decides to break up with her. Gloria reprimands Zoey for taking over Prentiss's administrative duties, and Zoey and Prentiss are later revealed to have begun a sexual relationship. Returning home, Jackie tries to call Frank, but he rebuffs her for being distant. Jackie blames herself for Grace's experimentation with pills and informs Kevin that the girls should live with him for the time being.
Credits
Adapted from Wikipedia contributors, List of Nurse Jackie episodes. HTML formatting and reference markers removed.