慕容沖
He also explicitly urged Murong Hong to prepare taking the imperial title if Murong Hong heard that Fu Jiān had executed him. Murong Hong therefore advanced on Chang'an and officially broke from Former Qin by changing the era name. However, in summer 384, his strategist Gao Gai (高蓋) and other officials felt that Murong Hong's reputation was not as great as his brother Murong Chong's, and that his punishments were overly harsh, killed him and supported Murong Chong to succeed him, under the title of crown prince.