Hannah, an unadventurous office worker, and Trixie, a childhood friend, have their existence turned upside down when the spirit of their late sister arrives, directing them on a road trip to disperse her ashes at a location she wanted but never found. What begins as a straightforward journey quickly escalates into an unanticipated adventure, forcing the two friends to confront their sheltered existence and discover who they truly are and what they genuinely are capable of.