Learn how to trigger MP4 video playback in your Unreal Engine 4 game with this step-by-step tutorial. Discover techniques for playing videos on-screen when the player interacts with an NPC or enters a trigger box. Follow along with real-time keyboard and mouse demonstrations to implement video playback functionality in your game project. Gain practical skills in event-driven programming and user interaction design within the Unreal Engine environment. Perfect for game developers looking to enhance their projects with dynamic video content.