天都异闻录

The story

The genius detective Shi Wuming is forced to team up with the imperial guard leader Su Xuelou to track down "Xuanfeng Tianjun" after an impersonation leads him into a major serial case in the capital; despite discovering they are the children of sworn enemies, they eventually put aside their vendetta to uncover the true mastermind amidst a web of political intrigue.