The Keep Running team (with guests Meng Mei Qi, Song Zu Er, Huang Ling, Zhang Da Da) started equestrian club membership gathering. However, the owner of the racecourse issued 7 invitations, but 10 members appeared on the scene. Who is the "fake member"? Counterfeit members not only have to hide their true identity but also have to guess the "code" that only members know.