The prequel series finds the Targaryen dynasty “House of the Dragon” at absolutely the apex of its power, with over fifteen dragons beneath their yoke. Most empires—real and imagined—crumble from such heights. throughout the case of the Targaryens, their sluggish fall begins just about 193 years earlier than the occasions of Game of Thrones, as soon as King Viserys Targaryen breaks with a century of tradition by naming his girl Rhaenyra heir to the Iron Throne. however once Viserys later fathers a son, the court is appalled once Rhaenyra retains her standing as his heir, and seeds of division sow friction across the realm.