During the Datong era of the Southern Liang Dynasty， Northern Wei sent troops southward and General Lin Xie took his only child， the 17 year old Lin Shu to the battlefield。 Unexpectedly， Lin Xie was framed by a political rival， causing the unjust deaths of seventy thousand Chi Yan army soldiers， just after they drove off the hostile Wei forces.
Fortunately， Lin Shu was rescued by a loyal subordinate， although he barely escaped with his life。 With the help of Lang Ya Hall， Lin Shu was able to establish the Jiang Zuo Alliance， and returns to the capital 12 years on as the leader Mei Changsu。 He secretly assists his friend Xiao Jingyan， the unfavoured son of Emperor Wu and wisely rids the court of all scheming officials， successfully overturning the past injustices of the Chi Yan army ahead of his impending death…
大通年间大梁南境，北魏派军南下，大将林燮带上自己的独子战场杀敌。不料，林燮被朝中奸人栽赃陷害，7万赤焰大军在驱逐北魏敌军后含冤被杀。不幸中的大幸，虽然千钧一发，林殊还是被一名忠心耿耿的部下所救，死里逃生。在琅琊阁的帮助下，林殊建立江左盟，12年后重返帝都，化名江左盟盟主“梅长苏”。他暗中相助不受皇帝喜爱的儿时好友萧景琰，步步为营，在病痛缠身所剩不多的时日里，终于成功为赤焰旧军平冤昭雪…