Keiko Nadachi is a substitute weather-girl for Michiko Kawai yuankan.cc on J-TV. As a way of signing off, she hikes up her skirt and flashes her underwear at the audience. This move makes her an instant cult TV figure and a celebrity. Then Kaori comes back to work and an all-out war erupts between the two of them, with an old high school flame of Keiko's trapped in the middle.
古色古香的京都,奇妙的恋爱之旅正在展开。春天,黑发少女踏上寻找伪电气白兰地的夜之旅,学长却被从天而降的锦鲤砸晕;夏天,少女在旧书市寻找心爱的童年绘本,学长则面临残酷的火锅地狱;秋天,身背红鲤鱼的少女化身不倒翁公主,与拼死出演顽固王的学长相遇在学园祭的舞台;冬天,手持梦幻感冒药的少女打倒感冒之神,与学长一起向京都的天空飞去……
小南静歌(华英平配音)是一个性格有些内向的女孩,在人群中总是沉默,很容易被忽视。这种性格使她成长到了这样的年龄,以前从未有过浪漫的经历。一天,小南参加了在街上举行的一个社交聚会。