Serena Shaw, daughter of the general, betrayed by her fiancé, her life's work stolen. She annuls engagement, pledges to revive 'Celestial Workshop.' She allies with Prince of Yan, Alaric Sterling. They crush her ex, create mechanical armor, heal her brother, assemble mechanical army. They uncover conspiracy: emperor colluded with foreign enemies to annihilate Shaw family. Serena crushes rebel army and foreign tribes. Alaric ascends throne, they wed, creating a golden age for Grand Xia Dynasty.