The video begins with a first-person view of a player in a Minecraft world. The player places a chest on the ground and then adds a purple block on top of it. The player then adds a red block on top of the purple block, followed by a blue block on top of the red block. The player then places a lever on the side of the chest and activates it, causing the blocks to disappear in a specific order. The player then places a fence post on the ground and attaches a lever to it, which causes the fence post to move up and down. The player repeats this process with a second fence post, creating a seesaw-like mechanism. The video ends with the player activating the levers, causing the fence posts to move up and down.