Li Quzhuo's brother
Li Quzhuo's brother was Li Zizai, and they belonged to the first generation of the Mask Group. The group was led by Wang Quan Ba Ye, and its members included Yang Yitan, Ji Wuji, Qing Muyuan, Mu Shenqi, Zhang Zheng, Deng Qiyue, Wang Quan Zui, and others. They were all geniuses from the younger generation of the various clans in the One Dao Alliance. While waiting for the TV series, you can also click on the link below to read the original work of " Little Fox Demon Matchmaker " to understand the plot in advance!
Is Li Chengqian Li Zhi's biological brother?
Yes, according to the information provided, Li Chengqian was Li Zhi's biological brother. They were the sons of Emperor Taizong and Empress Zhangsun. Li Chengqian was once conferred the title of Crown Prince, but was demoted to a commoner because of his rebellion. In the end, Li Zhi became the Crown Prince and ascended the throne as Emperor Gaozong of Tang Dynasty.
Li Jian's sister and brother
Li Jian had an elder sister and a younger brother.
Li Chengqian's younger brother
Li Chengqian's younger brother was Li Zhi. Li Chengqian was the eldest son of Emperor Taizong of the Tang Dynasty. He was made the crown prince, but was eventually deposed and exiled to Qianzhou. Li Zhi became the crown prince. The search results did not provide more information about their specific relationship and interaction.