From the introduction:
In a roleplaying game, anything is possible. Your character can explore the world, take part in convoluted intrigues, wage war against rival houses, and do just about anything else you can come up with. But every roleplaying game has particular concerns. Some emphasize action—others, building complex emotional bonds between characters.
Sword Chronicle is a roleplaying game, with an unlimited field for story development. It all comes down to the protagonists: main characters played by you and your friends. But they’re not alone, because Sword Chronicle has a special focus: representing a noble house, and navigating the violent, treacherous politics of a feudal fantasy world.
If you’re new to fantasy roleplaying games, reading further will provide a rough overview, but Wikipedia, videos, and numerous other online sources can give you a complete breakdown of how to play tabletop (as opposed to electronic) fantasy roleplaying games. If you know how to play them already, proceed to the very next section.