Kanako divorced her husband one year ago, the reason being that she had come to love her son, Satoshi, more deeply than her spouse. After the divorce, Kanako began living alone with Satoshi, cherishing him dearly and gradually increasing physical contact in their daily lives. Though initially hesitant, Satoshi soon recognized his mother's warmth, accepting her affection and tenderly reciprocating it. As their emotional bond deepened, they built an ever closer, intimate relationship.