Limitless (2015)

Brian Finch experiences a dramatic shift in his mundane life after discovering NZT-48, a powerful neuroenhancing substance. As he harnesses the drug's extraordinary abilities, he draws the attention of the FBI, leading him into a world of espionage and intrigue. Alongside his new role, he navigates the complexities of a senator whose true motives are shrouded in secrecy. With his heightened intellect, Brian faces thrilling challenges while uncovering dangerous conspiracies, transforming him from an ordinary man into a pivotal player in high-stakes scenarios.