The movie

As he is trying to rescue a woman lying unconscious in the undergrowth, Hector is suddenly attacked by a masked man. Running away from his aggressor, he takes refuge in a science lab, where he hides in a tank. When he gets out, he has gone back in time to a couple of hours earlier, creating a perturbation in space and time that brings unforeseen complications to his life. An exciting variation on the impacts of time travel.