Nexus is a gripping bioengineering science fiction novel written by Ramez Naam. Set in the near future, the story follows Kaden Lane, a young scientist who develops a powerful technology called Nexus. Nexus is a drug that allows humans to connect their minds together, creating a network of enhanced intelligence and communication. As Kaden's creation gains popularity, it becomes a tool for both good and evil, leading to a thrilling and thought-provoking exploration of the ethical implications of bioengineering and the potential consequences of tampering with the human mind.