It tells a complicated and mysterious story about a pair of twins and two boys, Shui Mengyou and Shui Ruoyou, two people with completely opposite personalities! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! My elder sister, Shui Mengyou, is the quiet and introverted type and is the type that Fanyin likes. My younger sister, Shui Ruoyou, is the lively and cheerful type, which is the type that Yue Fanshuo likes! ! ! ! ! ! ! ! ! ! ! ! ! Xiao Q and Xiao Y are good friends of Shui Mengyu and Shui Ruoyou. They are both heart-to-heart friends, Wu Yuetong, and Feng Can likes Yue and Fan!