Beidiao screenwriter Wei Fei has always dreamed of becoming a pure literature writer, but because of his livelihood, he has no intention of devoting himself to creation. Father Lao Wei came to Beijing to help his son, but he could only make a lot of jokes out of help. The father and son, who hadn't seen each other for many years, gradually understood each other under the brief run-in in Beijing and the encouragement and support of friends, and Wei Fei also retained his persistence in his dream.
A world-class hitman ends up swapping identities with a down-to-luck extra actor during an accident.