Eighteen years ago, Miho was living a peaceful and happy life with her husband when she was suddenly raped by a stranger. Her husband found out and immediately divorced her. In an instant, she lost everything. Later, she discovered she was pregnant. She was certain it was the child of the rapist, but regardless, it was her child so she decided to keep the baby. Now, the child is her hope, watching the little girl grow up day by day, she feels incredibly happy and no longer alone. But when the girl turned 18, while they were out shopping, the man who raped her 18 years ago saw them and learned where they lived. He broke into their house and repeated the brutal act he had done to her before. 'Is the little girl my child?' Even when Ten, the husband, came home, he committed that inhumane act with his biological daughter. But contrary to what she thought, it seems Ten accepted this and since then the lives of the two mother and daughter have completely changed, not into darkness but into extreme happiness...