Which episode of Stephy's quest for the sage Guiguzi served the King of Chu?

Episode 46. According to the 46th episode of the TV series "Searching for Immortals and Guiguzi", the King of Chu fell ill, the King of Chu was usurped, and Prince Han was killed. Guiguzi and his disciples came to Chu through life and death. Guiguzi helped the king of Chu to reset with his intelligence, stabilized the internal affairs of Chu, and launched a powerful diplomatic means to curb the princes' plot.