When journalist Ava Montgomery returns to her late father’s abandoned theme park, she expects nostalgia — not a nightmare. Beneath the rusted rollercoaster, she uncovers a secret government lab where emotions were once mapped and manipulated. Guided by Ethan, a man with more secrets than truth, Ava unlocks a system that blurs reality and memory. Each twist pulls her deeper into a web of deceit, until she discovers her father’s consciousness still lives — inside Ethan. Trapped between love, fear, and madness, Ava must decide whether to end the experiment or become part of it forever. The ride never ends.