In the gripping fourth volume of Sarah J. Maas's bestselling Throne of Glass series, 'Queen of Shadows,' the fearless assassin Aelin Galathynius returns to the empire with a heart set on vengeance. Determined to reclaim her once magnificent kingdom and confront the painful specters of her past, Aelin's journey takes her on an intense path that tugs at the heartstrings of millions worldwide. Bent on liberating her loved ones from tyranny, she is ready to wage a personal war against the king who enslaved her people. As the story develops, Aelin's life is a poignant testament to her unyielding spirit and resolve, which could either illuminate her world or leave it in ruins.