Ig Perrish wakes up after a drunken night to find that his girlfriend Merrin has been brutally murdered, and Ig is the prime suspect. The community and even his own family shun him, believing he is guilty. Struggling with grief and anger, Ig discovers that mysterious horns have begun to grow from his temples. These horns inexplicably possess the power to compel people to reveal their darkest secrets and inner desires to him. Realizing he can use this strange new ability, Ig embarks on a journey to find Merrin's true killer and clear his name.

As he digs deeper into the mystery, Ig learns disturbing truths about his friends, family, and the inhabitants of his small town. His powers reveal a complex web of lies and deceit, leading him closer to uncovering the real story behind Merrin's death. Along the way, Ig faces moral dilemmas and personal battles, wrestling with the transformative nature of the horns and the dark side of those around him. His quest for justice intensifies, pushing Ig to confront his own demons as well as those lurking in the shadows of his once-familiar world.