Immortality Starts with Liver Proficiency

Single female protagonist➕System panel➕Mortal flow➕Slow pace➕"Gou" The protagonist is a wild cow and horse living in the 21st century. Due to an accident, he was reborn in another world. Let's see how he uses the system panel to become an immortal... Chen Xuan originally lived in a place called "Blue Star". He was a new member of society, a pure wild "cow horse". He had worked hard in society for many years and was about to make his mark. Who knows that there will be unforeseen circumstances in the sky and misfortunes and blessings for people. "Isn't it just complaining to God and spitting out some "fragrance"?" "As for that? Brother Tian... God..." "You summoned me here like a bolt from the blue?" "At least wait for me to enjoy it..."