In the chaotic aftermath of D-Day, Y/N—a Chinese-American nurse working in a muddy Allied field hospital—crosses paths with Robert, a critically wounded British lieutenant suffering from severe amnesia. Upon waking, Robert mistakes Y/N for his pre-war London girlfriend, and a doctor warns that shattering his delusion could cause a fatal medical relapse.What starts as a temporary "white lie" quickly spirals out of control when the gossipy hospital staff and morale-starved soldiers celebrate the couple's "epic wartime romance." Trapped by the camp's well-meaning pressure, Y/N plays along, only to find herself genuinely falling for the gentle, aristocratic soldier. But as the months pass and Robert’s real memories slowly begin to resurface, Y/N must face a heartbreaking ticking clock: what will happen to their love when the ghost of his past finally returns?