Elya, 20, is a student and a future ecologist. One day, Matvey, the head of a construction company, came to her university to discuss the development plan for an old forest park. Elya did not hesitate to crush his project. Matvey is very interested in girls' confidence, And used his usual influence method - he just tried to ; purchase She, but Elya doesn't need a sponsor. Then, Matvey was surprised by her indestructibility and placed a bet on Elya: romantic seven days according to his rules. If the girl still decides to leave after that, he will refuse to build a skyscraper in the forest park. When Matvey really paused design work, she agreed. Elya thinks she's a bit like the movie 'Beautiful Woman' The female protagonist in, but it turns out that Matvey is not the person she imagined.
故事简介：婺源音乐学院附属婺源高级中学，俗称“跳舞”。这是一个来自全国各地的音乐家收集他们的种子的地方。其中有一个神秘的谣言：“如果你在学校节上展示自己的才华，似乎你会获得神秘的学分。
瑚太郎接受了一份寻找新闻线索的工作，于是开始了在城市各处的奔走，在此过程中，只存在于都市传说之中的怪奇事件和神秘生物渐渐浮出了水面，与此同时，瑚太郎的身边亦发生了许多令他百思不得其解的怪事。为此，瑚太郎找到了超自然研究会的会长千里朱音（喜多村英梨 配音），希望后者能够解答他的疑惑，哪知道在两人调查的过程中，瑚太郎的一干好友纷纷被卷入了风暴之中。
