A forgotten handbag becomes the engine of an unfolding mystery in Marc Jacobs' latest fashion film. The fall 2026 campaign, dubbed "The Swap," pairs actresses Rowan Blanchard and Jemima Kirke in a micro-drama that begins with a simple case of mistaken identity at a runway show. What follows is a two-day chase across New York City, framed as the next installment in the brand's evolving "Question Marc" storytelling series. Main Developments The narrative opens at Marc Jacobs' spring 2027 runway presentation inside the New York Public Library. Blanchard and Kirke sit near playwright Jeremy O. Harris, and upon leaving, the pair inadvertently grab each other's identical leather Scene handbags. Kirke discovers the mistake only after finding Blanchard's personal items tucked inside her new bag. That realization triggers a citywide search. Kirke hunts across New York to locate her own accessory, with the two eventually reuniting two days later at the brand's Bookmarc store for a reading. The campaign's first chapter launches now, but the episodic micro-drama is designed to unfold with new installments throughout the fall season. Read also: Burberry's Hamptons Pop-Up Blends Retail With Resort Lifestyle Background "The Swap" represents the second entry in the "Question Marc" series, which began with the pre-fall 2026 campaign titled "The Scene," featuring actress Rachel Sennott. That earlier chapter explored the pursuit of visibility, using the Scene Bag as a central prop. The new installment pivots to perception, examining how fashion shapes first impressions and the assumptions people make about one another. Kirke told WWD she found the bag-swap concept revealing, noting how specific and telling the contents of a woman's purse can be. She had never met Blanchard before the shoot, making their on-screen introduction — and the awkwardness of inspecting a stranger's belongings — feel genuinely unscripted. Blanchard, for her part, said she loved how the film transforms an ordinary occurrence into a comedic chain of events while staying rooted in New York character study. Why It Matters The campaign doubles as a commerce engine. Alongside the film, Marc Jacobs is pushing a full commercial lineup — ready-to-wear, handbags, footwear, and jewelry — available through global boutiques, e-commerce, and select luxury retailers. Price points span from $68 for a bow bag charm to $798 for a faux fur leopard jacket, making the collection accessible across a wide spending spectrum. More broadly, "The Swap" signals how luxury houses are leaning into serialized content to build brand narrative beyond single-season advertising. By casting cultural figures like Kirke, Blanchard, and Harris, the brand positions itself at the intersection of fashion, entertainment, and art — a strategy that rewards repeat engagement as each chapter drops. What's Next Additional chapters of "The Swap" are slated to roll out through the fall season, though the brand has not specified how many installments will follow or which characters might reappear. The episodic format leaves room for new faces and plot twists, keeping the Scene Bag — the campaign's catalyst — at the center of the action. Observers will be watching to see whether the narrative arc resolves neatly or leaves threads dangling for a future campaign cycle.