Xiao Wu, who struggles to survive, accidentally kisses the big star Zhou Luochen, which causes the heroine Song Ningyan to make things difficult for them. After the three of them had a dispute in the carriage, the carriage actually led them to travel through the martial arts world that Xu Yinuo imagined in his childhood. The three of them went through hardships in the martial arts world, and in order to get the key to travel back to reality - the Siyun Sword, they were even involved in the martial arts fight.