Sayoko had been remarried for a year. Her husband was a divorcee with a child, and they hit it off so well that they decided to get married shortly after meeting. Amid their ordinary days, she felt truly happy. However, one day, she unexpectedly had her body taken by her stepchild. From that incident, the family's relationships began to gradually distort. As new, turbulent emotions swirl within her, what choice will Sayoko ultimately make?