只有他们能侦听到的太空的神秘声音？他们到底发现了什么？三位天文学家意外地截获了他们认为是来自遥远的外星文明的信号，但事实比他们任何人想象的都要不可思议。该片制作历时五年，四个工作人员，三个演员，零预算的独立电影。

哈利波特（丹尼尔?雷德克里夫 Daniel Radcliffe 饰）结束了假期，即将回到霍格沃兹继续学习魔法。一个叫多比的家养小精灵警告哈利不要回到霍格沃兹，否则会陷入极大的危险。哈利没有听从多比的劝告，回到了霍格沃兹。很快，霍格沃兹发生了一连窜怪事:接二连三出现学生被石化，一直找不出原因。而哈利总能听到一种奇怪的声音，从墙壁里传出来。　　传说，霍格沃兹有一个密室，里面记录着伏地魔年轻时的秘密，只有斯莱特林的人才能打开密室。哈利偶然发现自己能听懂蛇说话，一时传闻是哈利打开了密室。难道多比所指的危险就隐藏在密室？

As the Fifteenth Doctor, played by Ncuti Gatwa, takes over the TARDIS for his first epic adventure he will be joined by Ruby Sunday, played by Millie Gibson, as she makes her debut as the Doctor’s companion. 　　The episode sees the Doctor come face-to-face with the mythical and mysterious goblins as his life collides with Ruby Sunday, played by Millie Gibson. 　　Little is known about...