Three years ago, Mu-young travels to Moscow in search of inspiration for his next novel. At Red Square, he encounters a woman in a white dress, wearing a wreath and crying alone. By chance, they meet again and begin a love that feels destined. For three months, they share an intense relationship in Room 318 of a hotel on Arbat Street. Then one day, she disappears, leaving behind only a single note. After her disappearance, Mu-young finds himself unable to write. Driven by memory and longing, he wanders through the streets of Moscow, searching for traces of her presence. A story of creative suffering and human longing for art, of a fated love that spirals toward ruin and loss—Moscow.