A bat murder case shrouded this originally peaceful small town in a shadow of terror, leading to a series of incredible unsolved cases. The police were also helpless, and everything that happened next seemed to become more and more weird, subversive? Bloodthirsty? Or a conspiracy? Is the fate of humanity coming to an end? When the truth about the "blood-sucking" case that shocked China and the world ten years ago comes to light, who is the person behind it all? The appearance of the mysterious boy and the fate of the girl in the castle will take you into an unprecedented visual feast. The plot is full of dangers, and there are hidden conspiracies. The world-famous love story of a wolf falling in love with a sheep is destined to be a heart-wrenching story.