"Let's forget about today," Emi muttered to herself as she wiped away the sperm that had been ejaculated inside her. The man was her daughter's boyfriend, who had come to visit while her daughter was away. She was attacked suddenly and pinned down by the young man's strength, and there was nothing she could do. For her daughter's sake, she had to pretend it never happened... Emi resolved to forget and returned to her life. However, her body, engraved with the memory of being held in strong arms and penetrated by a young cock, has been aching ever since that day. Emi was torn between her feelings for her daughter and her feminine instincts. Then, her daughter's boyfriend came over again...