The video features a cartoon train with a yellow face and a green hat. The train is seen moving along a track, passing by a red archway. As it moves, it encounters different letters of the alphabet, which are also animated and have faces. The letters are in various colors such as red, pink, purple, and blue. The train interacts with the letters by moving past them and sometimes looking at them. The background of the video is bright and colorful, with a clear blue sky and green trees.