Kana, the stepmother who remarried with a husband much younger than her. Even after her son became an adult, he still shut himself in at home, and she worried about him. Despite being his stepmother, she took care of him kindly as a mother would. One day, when she entered her son's room to encourage him, she discovered her own panties that had gone missing from the laundry. Seeing her flustered, apologetic son made the stepmother troubled. She gently embraced and comforted him. However, the excited son pushed her down and was about to insert himself...!
