Li Mi and Chang He fled Taiji Hall and led a group of people towards Xuanwu Gate. Exiting Xuanwu Gate meant leaving the city. For Li Mi, the rest of the matter is not their business.
It was the palace that Li Jiancheng led his troops to invade. Li Yuan died in the palace. It was also Li Jiancheng¡¯s troops who killed the king. What does it have to do with them