Jessica and Krystal had imagined a peaceful summer when their father,Yunho, offered them to stay in his wife's, BoA's, lake house for the summer. However, they'll get a big surprise when they arrive there and find that they are not the only people staying there. There they'll learn the meanings of true love, betrayal and life as they live these three months in the lake house with these strange people t

Having an unrequited love is hard, but it's even harder when you know you are responsible of that person's unhappiness