The document discusses ASP.NET Model View Controller (MVC) and how it fits into the ASP.NET framework. It provides an overview of the MVC pattern with the controller handling input, the model containing logic, and the view representing the model. It then discusses key aspects of ASP.NET MVC like models, views, controllers, getting data into the controller via model binders, and how ASP.NET MVC can run on different platforms. Resources for learning more about ASP.NET MVC are also provided.