The gods are watching. The bond is breaking. The war isn't over.What if the prophecy you fulfilled... was only the first half?Sienna Blackthorn shattered the Astral Veil and awakened a power no rider should touch. Her bonded dragon, Astrix, is evolving-becoming something ancient, wild, and impossible to control. The circle she once trusted is fracturing. And far beyond the stars, a Fallen Court is rising from cosmic exile.As Sienna is forced to compete in a brutal celestial trial, secrets unravel: about her bloodline, about Ronan's past, and about the star-born war that never ended.The crown is calling. But taking it may cost her Ronan, Astrix-and her soul.Dark romance. Dragon war. Academy rebellion.Book 4 of Starborn Academy raises the stakes to celestial heights.For fans of Fourth Wing, Plated Prisoner, and gods who bleed love.