Plot synopsis: That winter, a horrific crime left veteran police captain Peng Zhaolin deeply shaken. A decade earlier, he had unknowingly crossed paths with the suspect, Deng Ligang, missing a crucial chance to stop the crime spree. Despite a relentless pursuit, the criminals vanished without a trace. Years later, a new clue emerges, prompting Peng Zhaolin and young officer Zhen Zhen to reopen the case and seek justice for the victims.