"Ruin and Rising" is the third book in the Grisha Trilogy by Leigh Bardugo. It follows the journey of Alina Starkov, a young woman with extraordinary powers, as she battles against the dark forces led by the Darkling. The story explores themes of sacrifice, identity, and the struggle between light and darkness. In this installment, Alina seeks to unite the remaining Grisha and confront the looming threat of the Shadow Fold. As she navigates alliances and betrayals, she must also come to terms with her own abilities and the cost of power. The novel culminates in a climactic showdown that determines the fate of her world.