Fast time travel to protect my dear old Gong

Someone always wants to kill the protagonist's original partner and replace him.Mu Chen is a guardian of the plane, his task is to dress up as the original partner of the protagonist, defend the status of the original partner, and kill those coquettish sluts who always want to compete with the original partner.Mu Cheng rolled up his sleeves: Come on, come here if you have the ability, and see if I don't beat you to death!Demining: ① 1v1 Shuangjie, smart division, wife-protecting mad attack VS sturdy, just do it and accept it ② Part of the world may involve childbirth ③ Sweet pet classification: sweet text, fast travel through the modern entertainment industry, rich and powerful, cool text