The prince's personal bodyguard

Bai Xiyin (Bai Xiaosi) traveled back to ancient times and sneaked into the mansion of Prince Rong to find herbs to remove the poison. Ah Si, a personal guard who had just entered the mansion, dozed off on night duty, tied the wrong belt when changing clothes, and got soaked by the umbrella... How could he be favored? "Your Majesty, I found that Ah Si has a connection with the assassin organization Baguamen." "Your Majesty, I found that Ah Si has contacts with the 'King of Medicine and Saint of Medicine'." "Your Majesty, I found that Ah Si is very familiar with the owner of the First Restaurant and does not pay for meals." "Your Majesty, I found that Ah Si..." A certain prince: Hmm, hmm... hmm? Ah Si wants to run? No way, chase...