The film follows Eddie Morra (Bradley Cooper), a down-and-out writer facing a severe case of writer’s block. The climax of the film occurs when Eddie’s life takes a dramatic turn after encountering his former brother-in-law, Vernon Gant (Johnny Whitworth). Vernon offers Eddie a mysterious pill called NZT-48, claiming it allows users to access 100% of their brain capacity.
Upon taking the pill, Eddie experiences an immediate boost in intelligence, focus, and creativity. He becomes highly proficient in various skills, finishes his novel in a matter of days, and amasses wealth through successful investments. The narrative explores Eddie’s rapid ascent to success and the consequences of his newfound abilities.
As Eddie delves deeper into the world of NZT-48, he discovers that it has dangerous side effects, including withdrawal symptoms and potential death. The climax intensifies as Eddie faces threats from others who desire the drug’s effects.
To counter the negative effects, Eddie seeks out the help of scientist Dr. Carl Van Loon (Robert De Niro) and races against time to secure a steady supply of NZT-48. The narrative takes unexpected turns as Eddie navigates the dangers of his enhanced intelligence, including conflicts with adversaries and his own internal struggles.
In the resolution, Eddie uncovers a secret stash of the drug and begins working on a more stable version of NZT-48. He establishes control over his life and uses his enhanced abilities to influence political and financial landscapes.
The film concludes with Eddie’s success but leaves open questions about the long-term effects of the drug and its implications for humanity’s potential. “Limitless” received positive reviews for Bradley Cooper’s performance, the engaging storyline, and the exploration of the consequences of unlimited cognitive abilities.