Thinner

In Stephen King's "Thinner," Billy Halleck, a successful but overweight man, faces an unsettling series of events after an accidental encounter with an elderly gypsy woman. Though he is cleared of any wrongdoing, a mysterious curse begins to affect him, leading to unexpected and disturbing consequences. As Billy's weight loss accelerates, he finds himself grappling with fears and forces beyond his control, fueling a tense and suspenseful story.