A single mother who was divorced from her husband but lived a happy life with her child... However, she was faced with a tragedy when her son was involved in a serious accident and needed tens of millions of yen for treatment... Unable to raise the money, she decided to try negotiating with an organization that might be willing to donate, grasping at straws... The single mother was happy when the organization agreed to donate the money, but... the man who had his eye on her amazing body licked his lips and made a trade... For the sake of her son... the wife couldn't refuse and, with her heart broken, accepted the offer while crying... but the man's actions escalated...