KAI Kai is just an ordinary high schooler until an unspeakable tragedy shatters his world—his parents are brutally murdered, and his younger sister vanishes without a trace. Driven by grief, desperation, and an unyielding promise to find her, Kai enters a dark underworld filled with pain and bitter hardships. Left with nothing to lose, he must endure the unthinkable to uncover the truth, conquer his trauma, and wipe out the dark lords pulling the strings from the shadows.

• Thriller