Jungkook had a wife, she was pregnant. When the day of the delivery arrived, Jungkook's wife died during childbirth, but the baby survived. The baby was a boy, who was named 'Jiho'. Jungkook decided to return to his home country in Korea to start a new life with his son, Jiho. Jungkook's parents took care of Jiho when Jungkook was at work, but he needed to get a babysitter, so he hired you.