Oliver’s substitution of Dexedrine for Barbara’s Valium turns the Roses’ domestic retaliation into a concealed assault whose effects first appear as inexplicable bodily distress. Barbara’s discovery changes the meaning of a night spent in agitation: what seemed to her a baffling reaction to medication becomes evidence of Oliver’s intervention, and a new reason to distrust him. The episode also exposes Oliver’s private effort to justify and conceal his conduct, even from his lawyer, Murray Goldstein.

The concealed substitution

Oliver empties Barbara’s Valium capsules and puts Dexedrine in their place. He does not tell Goldstein what he has done. He also withholds a separate act: making a mold of the lock on Barbara’s room and using it to make a key. These concealed preparations place the drug substitution within a broader pattern of secret access and watchfulness, rather than presenting it as an accidental mix-up.

In his private reasoning, Oliver anticipates Goldstein’s disapproval and asks himself how an outside observer could understand the situation. He thinks Barbara’s earlier actions—the sauna, the wine, and the detective—make his own behavior difficult to explain to a “reasonable observer.” That argument supplies his justification, but does not undo his awareness that the substitution is provocative. He tells himself to follow Goldstein’s advice to be patient, while also describing himself as needing to remain alert and watchful. His secrecy thus sits uneasily beside his claim to restraint: he is preparing for conflict while withholding from his lawyer an act that could further intensify it.

Barbara’s night of distress

One night Barbara takes two Valium, expecting sleep and relief from her racing thoughts. Instead, she twists and turns, tries both a hot shower and an icy one, and remains unable to settle. Her heart pounds; she sweats alternately hot and cold; she feels agitated beyond her control. Because she does not yet know the capsules have been altered, she experiences the drug’s opposite effect as confusion and alarm rather than as an identifiable attack.

The distress expands beyond insomnia. Barbara feels as if she is drowning and choking, cannot remain in one place, and goes downstairs to sit in the library. The Staffordshire figures seem to move and mock her; she opens the armoire and takes a long swallow from a bottle, but it makes her feel worse. These details mark a progression from failed attempts to calm herself to an increasingly disordered perception of her surroundings. The objects in the room do not explain what has happened, but her altered state makes even familiar furnishings seem animated and threatening.

She changes into jeans and leaves the house in late May, walking through the quiet Kalorama streets, turning onto Connecticut Avenue, and sometimes jogging. A policeman calls out that it is too late to jog; Barbara tells him to leave her alone. She continues until she reaches Chevy Chase Circle, where she sits on a bench and watches cars circling. The movement prompts one thought after another, until she arrives at a revelation: Oliver has substituted something else for the Valium. She runs to a public phone and calls Harry Thurmont, telling him, “He did something to the Valium.” As her mind clears, she identifies the effect as the opposite of what she expected and tells Thurmont she is getting better.

Discovery and confrontation

Barbara’s call converts physical symptoms into an accusation. She cannot initially explain how Oliver altered the capsules, but she is certain that he did. When Thurmont asks where she is and warns her not to do anything stupid, she answers that she will never do anything stupid again. Her certainty is a change in the scene: the night has not simply worn her down; it has given her a concrete explanation and a renewed resolve.

Later, after the children’s bus pulls away, Barbara tells Oliver that she knows about the Valium. She says she does not know how he did it, but warns him not to think he will get away with it. Oliver notices the wrinkles around her eyes, says nothing, and drives off in his Ferrari. He reads hatred and a desire for retaliation in her face and recognizes that he will have to be careful. The substitution has therefore become known to Barbara, although she has not learned its precise method; Oliver’s silence leaves the confrontation unresolved and sharpens the expectation of further conflict.

Consequences and significance

The episode’s immediate consequence is not reconciliation or exposure to Goldstein, but a new imbalance of knowledge between the spouses. Oliver knows what he put into the capsules and keeps the act from his lawyer; Barbara has identified the tampering and now knows that her symptoms were not merely an inexplicable reaction. Her warning makes clear that discovery will have consequences within their already retaliatory struggle.

The timing also places the accusation beside a moment of family separation. After the children leave, Oliver is troubled by their absence and recognizes that separation has not made him self-reliant; despite his bitterness, he still sees himself as a family man. Barbara’s accusation interrupts that brief recognition with renewed hostility. The drug substitution thus links private bodily vulnerability to the larger conflict over the marriage: a capsule that should promise relief becomes a means of control, and the attempt to act secretly instead gives Barbara another reason to oppose Oliver.