Hana, a mother, was thinking about her daughter getting married and starting a new life. However, just as she was about to do so, her husband passed away. Although she felt a sense of security with her daughter and son-in-law living together, the woman in her heart secretly continued to smolder... She felt lonely being single and comforted herself by knowing that her daughter was being loved every night, but the void in Kokoro could not be filled. At that time, Hana's body became aroused by her daughter's husband, Noriaki, and she could not suppress her throbbing...