紗奈離(🌰)職後,從東京(jīng )回到(dào )了沖(chòng )繩(🌫)。她遇到(dào )許久(jiǔ )不見的後輩蒼井,身為(🔸)紗(shā )(👑)奈親(🤷)弟弟朋友(yǒu )的他(👁),竟向(xiàng )她告白。隔日,在(zài )海邊約會(huì )的兩(🗑)人遇上了傾(😻)盆大雨,在無人的海邊(biān )(🤷)享受(shòu )(💞)瘋狂(🚢)的兩人世(🚣)界(jiè )……