A series of tragedies caused by a headless female corpse. The most doubtful person is indeed the most innocent victim. Is it self-inflicted or retribution? Is it the blade at midnight or the cry for life at the bottom of the sea? The traces of blood are clearly visible on the snow...
Yan Qin has handled numerous cases, but has yet to find the murderer. Is it because the murderer is too cunning or there is no murderer at all...
Intention: Never forget the original intention