Mr. Dean suddenly experiences a severe manic episode, alarming those around him and prompting urgent efforts to administer his medication. Mrs. Dean is asked to leave to prevent complications, but she reveals detailed knowledge of Mr. Dean's worsening insomnia and insists she can cure it. After she secretly changes his medicine, Mr. Dean unexpectedly falls asleep for the first time in a long while, surprising everyone. However, when Mr. Dean wakes, the doctors discover Mrs. Dean acted without permission, causing conflict and demands to confront her immediately, leaving her fate uncertain.