In the video, a group of cartoon ponies are seen walking through a dark castle. The ponies are of different colors, including purple, pink, yellow, and blue. They are walking in a line, with one pony leading the way and the others following behind. The castle is dark and eerie, with stone walls and archways. The ponies seem to be exploring the castle, looking around and talking to each other. The video is animated and has a cartoonish style.