The tutorial provides a comprehensive guide on building a simple web application that allows users to search for and display information about their favorite movies using React and the RapidAPI IMDb Alternative. It begins with setting up the development environment using Create React App, a toolchain that simplifies developing with React, and progresses to integrating the RapidAPI IMDb Alternative API, which offers a more user-friendly interface than the undocumented IMDb API. The tutorial outlines creating a responsive user interface with a search component for movie titles and a movie component to display the retrieved data. Key functionalities include maintaining state to store movie data, handling API requests via a sendRequest function using the unirest library, and managing data flow between components using React's state and props features. The tutorial concludes by encouraging further exploration and expansion of the app while considering practical deployment challenges like handling invalid search queries or API limitations.