Watch LIMINAL (2026) : Full Movie Online Free LIMINAL tells the story of Vincent Marcum, a world-renowned quantum physicist who lost his wife and daughter in a tragic accident in 2001. Once a towering figure in the scientific community, Vincent has since withdrawn from the world, isolating himself in relentless pursuit of a singular goal, bending time itself. For decades, he has obsessively dedicated his life to achieving the impossible: time travel. Now, in the year 2053, at 86 years old, he finally succeeds. But in his research, he uncovers a disturbing truth: time does not curve as once theorized; it moves in a straight, unyielding line. This revelation carries terrifying implications... What happens when you travel back to the past and no one was there?