Diamond & dawn (amber & dusk, book two)

Lyra Selene returns to the incandescent magic of Amber & Dusk in a second installment about the corrosions of even the most dazzling dreams, and the strength of hope amidst darkness.

Mirage, triumphant in her coup of the Amber Empire, returns to the palais prepared to take her place as empress. With the support of her friends and a tentative, blossoming romance with Sunder, Mirage is on the cusp of taking hold of everything she has ever wanted.However, her place in the sun is not as sure as she expected, nor is it quite as bright as she imagined.When the Empress Severine's body was recovered from the battle, Mirage discovered she was not dead after all. Rather, Severine is in a coma, her every breath a threat to Mirage's newfound power. Worse, a distant cousin, Gavin d'Ars, appears at court with the challenge of his blood claim. As Mirage uncovers more secrets from her family's past, she proposes a series of ancient, grueling trials to determine the most deserving heir. But in Mirage's fight to defend her vision for the empire, she begins to splinter all of her alliances. Will the battle for control leave anyone untainted?