Manga by author 惜君

[Narcissistic "Fool" Prince VS Cold and Ruthless Assassin]Liu Yunmo, an assassin of the martial arts world, unexpectedly saved Wen Qianshan, the Fourth Prince, who had faked his death during a political coup. Entrusted by the prince, Liu Yunmo was to escort him back to the imperial city. Along the way, they were pursued by Regent King Wu. Tragically, Wen Qianshan died, and Liu Yunmo was plunged into an endless cycle of regression.