Cheng Can proposes that the investigation be carried out as suggested by Li Bi, and whoever turns out to be the perpetrator must be severely punished. He Zhizheng approves. Zhang Xiaojing is reminded of the tragic death of Wen Ran and is overcome with grief. Long Bo tells the Emperor in great detail of the many interesting stories between him and Wen Wuji, as well as how Wen Wuji risked his own life to save him on the battlefield. Long Bo cries out that he is Xiao Gui, the Banner Guard of the Eighth Squad of the Anxi Iron Army of Longyou County.
程参提出按照李必的想法查案，无论查出谁是真凶都要严惩不贷，何执正让他全力去查。张小敬想起惨死的闻染就痛不欲生，龙波向圣上详细讲述了他和闻无忌之间的趣事，以及闻无忌在战场上舍命救他的事。龙波大声高喊他是陇右道安西铁军第八团旗手萧规，承认自己胁迫皇帝在此，公开向所有来救人的官兵宣战。龙波放季师傅带着季姜走，父女俩刚走出酒肆，没等反应过来就被乱箭穿心，他用身体紧紧护住了女儿季姜。圣上大声宣布自己是大唐皇帝，不许任何人伤害季姜，可右骁卫却口口声声称要为太子尽忠，对圣上痛下杀手，龙波把圣上拽回酒肆，不料被射中后背。龙波拼尽全力挣扎着站起来，一把推开张小敬，义无反顾推开门出去护旗，被旅贲军和右骁卫活活打死。
