During a global pandemic, Laszlo isolates himself in his apartment. He avoids any kind of human contact. Until one evening the new neighbor Zoe rings at his doorbell with unforeseen consequences for both of them.
1937年一名女子被发现死于狐狸塔下，凶手几乎将她残忍地杀害。而警方的调查则草草锁定了几个嫌疑人：一名黄包车夫与一位神秘男子。北平警长方也生报告，尸体被掏空的心脏则难免让人联想起神秘的宗教祭祀活动，如果真的是祭祀，又是有多大的仇恨才要把一个无辜的女孩虐杀致死呢？人们不得而知。历史迷雾重重，这个曾轰动北平的案子藏在时间的尘埃里，而使其浮出表面的却是这个不起眼的注解。
