while exploring the royal palace, blair and her roommates happen upon a portrait of a young queen isabella and note her striking resemblance to blair. upon seeing another portrait depicting the late royal family (including prince as a puppy) and learning that blair was found by her adoptive mother on the same day the royal family died in a car crash, isla and hadley deduce that she is queen isabella’s long-lost daughter, princess sophia and the true heir to the throne. this discovery is overheard by delancy. at dinner, in an effort to sabotage blair even further, dame devin announces “delancy’s” plan to demolish the poorer neighborhoods where blair’s family lives and replace them with new parks.