Kerensa lifted her chin, her small hands trembling but her voice steady. “Then sit on the throne, Emperor. Judge me. I came willingly.”
He lifted her into his arms, and the last thing Kerensa saw before he carried her into the shadows of the Imperial Spire was the empty throne of judgment. m.k. eidem serie imperial 5
“You should not be here, Kerensa.” His voice was gravel and thunder, yet he did not advance. “This is the Hall of Judgment. The accused do not leave.” Kerensa lifted her chin, her small hands trembling
Torin smiled—a terrifying, beautiful thing. “Already done.” Kerensa lifted her chin
“Then burn the Tribunal,” she whispered. “Not my world.”
It seems you're asking about and her "Imperial" series , specifically book #5.