在抗美援朝战争“冷枪冷炮”运动中，入伍两年的任东风在某阵地争夺战中展现出了出色的射击天赋，但也导致战友死于敌军的狙杀枪口之下，成为心中阴影。“特射班”班长高占奎力排众议将任东风纳入麾下，老好人王青成为任东风的观察员，他们在这残酷的战场上与美军狙击王牌舒尔曼展开了一场壮烈的狙击大战。

村民古大鹤经营多年的废品收购站遭遇强拆，母亲的坟被强制挖出裸露在外。他实名举报黑恶头目魏天朗后被囚禁。妹妹在此期间也意外身亡。正值中央全面开展“扫黑除恶专项行动”，市公安局刑侦支队队长雷阳奉命调查此案，与这一盘踞多年的黑恶势力展开殊死搏斗。

消失三年的“鬼手”及其盗墓团伙重现江城，再次堪舆点穴下墓摸金。怎料，四名盗墓贼在开棺之时遭遇惊魂邪煞，逃离墓葬之后又接连惨死家中。古墓“尸毒”和命宫印堂之上的分魂针孔，成为留给警察沈春合仅有的查案线索。看似普通的盗墓案，瞬间扑朔迷离，疑点重重。四人是盗墓太多自食报应丧命，还是分魂针所指的换命转病，遭人蓄意谋杀？盗墓掌眼“鬼手”的神秘身份，更是牵出陈年谋杀警察旧案。沈春合联手法医韩冰，解刨验尸身、下墓取尸毒、棺材店中破邪术、纸扎店里缉真凶。

Due to changes in ocean currents, shark activity appeared near a certain diving area, but the traces are unknown. Doctor Shen Xin was invited to attend the birthday party of his cousin Liu Yiran, but by accident, he got involved in the emotional farce of his cousin boyfriend Zhou Tianming and his female boss He Wendy. As everyone knows, the four strayed into the shark-infested place, and the bloodthirsty hunt was staged. In order to save everyone's lives, Shen Xin started a desperate contest with the bloodthirsty sharks, fighting for the sharks.