Maureen, a resilient young woman in her mid-20s, traverses the streets of Paris in search of purpose and solace following the tragic death of her twin brother. Her life takes an unexpected turn when she accepts the clandestine role of personal shopper for a renowned media celebrity, enabling her to remain in the city she refuses to leave until she makes contact with her brother's spirit. Yet, a mysterious individual disrupts her quest for connection through a series of cryptic text messages that challenge her worldview and force her to confront her deepest fears and desires.