In a future where humanity has forged an alliance with the ethereal Seelie realm, an ancient evil awakens. An obsidian tide, a relentless force of alien invaders, breaches the veil between worlds, threatening to extinguish the light of both. Christine, a human woman uniquely connected to both worlds, must navigate the treacherous currents of interdimensional politics and lead a desperate defense. This is a story of courage, sacrifice, and the enduring power of understanding, where magic and technology intertwine to forge a future of hope.