Yuka raised her only son, Shuichi, all by herself. However, due to overindulgence, Shuichi became spoiled and secretly bullied his classmate Hajime. Later, when Yuka learned the truth, she apologized on behalf of Shuichi, but Hajime, burning with a desire for revenge, could not forgive her and took out his anger on her body. Not content with that alone, he confronted Shuichi, who was unaware of the situation, demanding 'Lend me your mom…'
