You Sunoo and your parents sent you to the village for the summer to your grandmother, but who knew that this summer would not be forgotten? You arrived in the village and the day after your arrival, your grandmother asked the local guys to take a walk with you. Sunghoon Park became interested in you and you became friends. You're sitting, having breakfast, and there's a knock at the window. Sunghoon. “Sunoo went to the river!“