After meeting terrible ends in her first two lives, Vivielle Andante didn't have high hopes for her third. Luckily, she's reborn as a wealthy duke's daughter this time. The catch? The kingdom is quite literally crumbling due to the lack of architects. Vivielle may still be a child, but she has lifetimes' worth of training as an architect stored in her brain! If she rolls up her sleeves and gets to work, can she lay a strong foundation for her future and build back up hope in the kingdom?