In "Killer App (2017)", a brilliant software developer creates a groundbreaking app that promises to revolutionize the tech world. However, as the app gains popularity, mysterious and disturbing events start to unfold, revealing a dark side to the technology. The developer must race against time to uncover the truth behind the app's sinister influence before it's too late. As tensions rise and secrets are exposed, the line between creator and creation blurs, leading to a thrilling and unpredictable climax that will keep viewers on the edge of their seats. "Killer App" is a gripping tale of ambition, morality, and the power of innovation gone awry, serving as a cautionary reminder of the dangers that may lurk behind the convenience of modern technology.