Chapter 15 Summary: Diana's Story Unfolds

⚠️ Spoiler Warning: This guide contains detailed spoilers for the entire novel. Proceed only if you've finished reading or are comfortable knowing the plot.

Summary

The chapter opens immediately after Daisy's departure. Diana locks the door and watches through the peephole until she is certain Daisy has left the building. Only then does she begin the careful work of erasing every trace of her presence from the borrowed penthouse.

Her first move is to open all the windows and light candles meant to eliminate any lingering odors. She also changes out of her silk blouse into a plain T-shirt she had packed, a small but telling detail: even her clothing is part of the performance, and she is now shifting from host mode to cleanup mode.

Diana deliberately spends twenty minutes on ordinary-looking chores — washing dishes, sweeping the floor — reasoning that if Daisy were to return for a forgotten lipstick or spatula, she would find Diana engaged in the mundane tasks of someone who actually lived there. This is a crucial layer of the deception: the appearance of domesticity is itself a cover story.

Once that window of plausible deniability has passed, Diana begins the real work. She wipes down every surface in the kitchen — counters, stovetop, oven interior, refrigerator handles and shelves. She loads the dishwasher, then hand-scrubs every pot, pan, and utensil they used, drying and returning each item to its proper place.

Then she packs. A duffel bag comes out of the closet, and she crams in the clothes from the dresser and the hangers. The chapter reveals the true provenance of the designer wardrobe: a handful of garments she owned, more borrowed from friends at the Abbey, and the rest supplied by Rent the Runway, which she joined using a coupon. She had read a Wall Street Journal piece about the service while preparing for her role, and she reasoned that even if Daisy noticed the rental tags, she would not find them unusual — plenty of high-earning businesswomen use the service rather than buying clothes outright. The performance of wealth, in other words, is carefully researched and deliberately constructed.

The bathroom toiletries go into a zippered case, which goes into the duffel. The empty wine bottle goes down the garbage chute with the rest of the trash. The chicken stock goes into a tote bag. The cookbook Daisy gave her goes into her purse — a small but significant item, since it is a gift from the woman she is impersonating.

Two hours later, the apartment is as spotless as it was when Diana first took the keys that afternoon. The superintendent had been nervous about the arrangement — worried that someone might want to see the model unit — so Diana had pressed an extra twenty dollars into his hand and sworn she would leave the place immaculate, promising to invent a story about a magazine photo shoot if anyone came by.

Before leaving, she triple-checks every room — cupboards, refrigerator, bedroom, closet — to make sure she has taken every single thing she brought in. Satisfied, she closes the windows, blows out the candles, packs them in her bag, and leaves with the duffel over her shoulder and the cooler in her left hand. She locks the door, returns the keys to the superintendent at the front desk, and tells him she will be back the same time next week.

Her Airbnb is less than a mile away. It is also technically in Rittenhouse Square, but it is far less grand than the penthouse she borrowed. The layout reminds her of her cottage as it was when she first lived there: a single large room with a half-sized kitchen on one end and windows on the other. Once inside, she locks the door and sits on the couch, staring at the wall.

The chapter closes with Diana's reflection on harm. She thinks about the kind of harm a person can inflict intentionally — murder, robbery, rape — and the kind that happens by accident, to people who were never the targets but simply happened to be in the way. She thinks about women and children whose only crime was wandering into the blast zone, or being the son, daughter, or wife of the wrong man. The allusion to the lady or the tiger frames her dilemma: truth or dare, your money or your life. Whatever she decides, she suspects, the other Diana's life — and her daughter's life — will never be the same.

Key Events

Diana watches Daisy leave through the peephole, then begins erasing all evidence of her visit.
She spends twenty minutes on ordinary chores as a cover in case Daisy returns.
She thoroughly cleans the kitchen and hand-washes every dish and utensil.
She packs all the clothes, toiletries, and other items she brought, including the cookbook Daisy gave her.
The chapter reveals the designer wardrobe was assembled from owned, borrowed, and rented pieces.
She pays the superintendent an extra twenty dollars to keep the visit secret.
She returns the keys and says she will be back the same time next week.
She retreats to a modest Airbnb that reminds her of her original cottage.
She reflects on intentional versus accidental harm and the collateral damage her decision will cause.

Character Development

This chapter deepens Diana's characterization in two important ways. First, it shows her as extraordinarily methodical. Every step of the deception — the twenty-minute cover window, the triple-check before leaving, the bribe to the superintendent, the research into Rent the Runway — reveals a woman who plans meticulously and executes with precision. The impersonation is not impulsive; it is engineered.

Second, the chapter complicates any simple reading of Diana as a villain. Her final reflection shows genuine moral awareness. She distinguishes between intentional harm and accidental harm, and she is acutely conscious that innocent people — the other Diana and her daughter — may suffer because of her choices. The lady-or-the-tiger allusion suggests she sees her situation as an impossible choice with no good outcome. She is not indifferent to the damage she may cause; she is weighed down by it.

Themes, Symbols, or Motifs

Deception and impersonation. The entire chapter is devoted to the mechanics of concealment — cleaning, packing, bribing, erasing. The deception is not just about pretending to be someone else; it is about leaving no trace of the pretense.

Performance of wealth. The designer clothes are revealed to be a carefully assembled costume: some owned, some borrowed, some rented. Diana's research into Rent the Runway shows that even the appearance of affluence is a deliberate performance, one she has studied and rehearsed.

Erasing evidence. The obsessive cleaning and packing function as a motif for Diana's larger project: she is trying to make her presence in this life disappear entirely, just as she is trying to insert herself into another woman's identity.

Collateral damage to innocents. Diana's closing reflection introduces the idea that her choices will harm people who have done nothing wrong — the other Diana and her daughter. This theme of unintended victims rippling outward from a single decision gives the chapter its moral weight.

Impossible choices. The lady-or-the-tiger allusion frames Diana's dilemma as a classic no-win scenario, echoing the story in which a man must choose between two doors, one hiding a lady and one a tiger.

Why This Chapter Matters

This chapter is a turning point in the novel's structure. It completes the first major cycle of Diana's deception — the visit to Daisy is over, the evidence is erased, and the apartment is restored — while simultaneously setting up the decision that will define the rest of the story. Diana's final reflection makes clear that she has not yet decided what to do, but she understands the stakes: whatever she chooses, the other Diana and her daughter will be affected. The chapter also humanizes Diana at the moment when the reader might be tempted to judge her most harshly, showing that she is not unaware of the moral cost of her actions.

Study Questions and Answers

1. Why does Diana spend twenty minutes on ordinary chores before beginning the real cleanup?

Diana deliberately performs normal-looking tasks — washing dishes, sweeping — during the window of time when Daisy might plausibly return for a forgotten item. If Daisy came back and found Diana engaged in routine domestic work, it would reinforce the illusion that Diana actually lives in the apartment. The twenty minutes are a buffer of plausible deniability, protecting the deception even in the event of an unexpected return.

2. What does the sourcing of the designer clothes reveal about Diana's preparation?

The clothes are a mix of garments she owns, items borrowed from friends at the Abbey, and pieces rented through Rent the Runway, which she joined with a coupon. She even read a Wall Street Journal article about the service while preparing. This shows that Diana's impersonation is not casual or improvised — she has researched the details, including the social acceptability of renting designer clothing, and constructed her costume with the same care she applies to every other aspect of the deception.

3. How does the lady-or-the-tiger allusion frame Diana's dilemma?

The allusion refers to a story in which a man must choose between two doors, one concealing a lady and the other a tiger — a choice with no safe outcome. Diana applies this framework to her own situation, recognizing that whatever she decides, the other Diana and her daughter will suffer. The allusion underscores that her dilemma is not between right and wrong but between two costly options, and that the ripple effects of her choice will extend to innocent people.