"Unwise Child" by Randall Garrett is a science fiction novel written in the early 1960s. The story revolves around the main character, Mike the Angel, a power designer who finds himself caught in a web of danger and intrigue as he navigates the complexities of a futuristic New York City filled with high-tech gadgets and threats from youth gangs. With elements of suspense and action, the narrative explores themes of robotics, crime, and survival in an advanced society. The opening of the novel introduces Mike the Angel, who is in a shop owned by Harry MacDougal, known for its collection of electronic devices. As Mike interacts with Harry, he becomes aware of a robbery in progress involving a couple of delinquent kids armed with vibroblades. The situation escalates quickly, leading to a tense confrontation where Mike's intellect and physical capabilities are put to the test. Through a blend of fast-paced action and character-driven dialogue, the early chapters establish both the risks of Mike's everyday life and the presence of a larger, more sinister plot involving robotics and criminal elements that he will have to confront as the story unfolds. (This is an automatically generated summary.)