Dear Time Traveler,
Before you go to the middle ages you need to know about the knights which they are the mounted warrior, chivalry(the code of conduct), and the troubadour(wandering musicians to tell story, sang about the brave deeds of knights and their devotion to their lady loves). You also need to know about noblemen, noblewomen, and serfs. Noblesmen begin training in boyhood for a future occupations as a knight. They also protect to weak and they true to their words. Noblewomen took over their father or husband duties. They might have to go to war to defend her estate. Noblewomen are expected to bear many children and dutiful to her husband. Serf were not slaves, they couldn't live their with out permission, and they inherited they father.