yui, who lost her husband, lives with her son. my son has withdrawn, and yui is taking care of him. however, it was a public appearance and the two of them were conscious of each other as the opposite sex from the time of their husband’s life. the second wife’s mother and the ex-wife’s son… the feelings of the two swelled every day and had already reached their limit. yui invited her son to a hot spring trip to settle this situation. parent and , but originally strangers… i want to be connected… both my mind and body… a storm of forbidden pleasure attacks them.
