本剧为2012年无线节目巡礼剧集之一。 毒品调查科行动组高级督察向荣（苗侨伟饰）嫉恶如仇，与情报组高级督察韦世乐（林峰饰）亦师亦友，合作无间，为警队屡破毒案。世乐在一次缉毒行动中，发现蛛丝马迹，向荣极有可能是勾结毒犯的神秘黑警。世乐开始暗中调查向荣，加上心术不正的行动组总督察潘学礼（黄智贤饰）从中挑拨，多年兄弟连番角力，矛盾重重…… 另一方面，世乐因调查行动认识线人陈家碧（徐子珊饰），两人暗生情愫，但家碧出身低微，自卑感作祟，刻意逃情，并让爱予一直暗恋世乐的新扎师妹高希璇（官恩娜饰），三人之间有着微妙的感情关系。生无可恋的家碧最后走上不归路，成为新一代毒后，贩运毒品，挑战警队。世乐痛心疾首，与向荣联手，跟家碧展开一幕幕的毒战……
suspense
var player_aaaa={"flag":"play","encrypt":0,"trysee":0,"points":0,"link":"\/play\/5040-1-1\/","link_next":"\/play\/5040-1-9\/","link_pre":"\/play\/5040-1-7\/","vod_data":{"vod_name":"\u9e7f\u9f0e\u8bb0\u9ec4\u6653\u660e\u7248","vod_actor":"\u9ec4\u6653\u660e,\u949f\u6c49\u826f,\u5e94\u91c7\u513f","vod_director":"\u4e8e\u654f","vod_class":"\u8a00\u60c5,\u6b66\u4fa0,\u53e4\u88c5,\ u56fd\u4ea7"},"url":"http:\/\/www.iqiyi.com\/v_1tzqkja946c.html","url_next":"http:\/\/www.iqiyi.com\/v_1xdenzskk08.html","from":"qiyi","server":"","note":"","id":"5040","sid":1,"nid":8} disasterLA.init({id:"KBoJ2sOcyoQspkLU",ck:"KBoJ2sOcyoQspkLU"})