Ayaka, who separated from her husband 10 years ago, had also lost custody of her only son, Taiichi, and was living alone. She wanted to live with Taiichi, never to part again, and to be together forever. In her lonely life, Ayaka's feelings gradually turned into an abnormal love. One day, her ex-husband died in an accident, and Taiichi came back to Ayaka. Taiichi also longed only for the reunion with Ayaka.
