American Guinea Pig: Bloodshock (2015)

Plot

Confined within a padded room, a man faces a harrowing ordeal at the hands of a deranged doctor. As the psychological and physical torment escalates, his desperate situation becomes increasingly dire. The isolation is meant to protect him from self-harm, yet the sadistic experiments he endures threaten to push him to the brink of madness. With each horrifying moment, he wrestles with his will to survive against the relentless cruelty of his captor, raising the stakes in a gruesome battle for sanity and life itself.