Years of verbal and physical abuse from her husband have taken their toll on Kyoko. Though his behavior changed drastically after a professional setback, she silently endured, thinking of her only daughter Emiko and her parents. When Emiko invites her on a hot spring trip, Kyoko gladly accepts, hoping for a brief escape. On the day of departure, her husband seems unusually relaxed and cheerful—but a minor incident triggers another violent outburst. Broken and desperate, Kyoko is gently led away by Emiko's husband, Koichi. In that moment, her life takes a shocking new turn.