In the video, a man dressed in a costume is seen standing in front of a large pile of building blocks. He is wearing a purple mask and a black and gold costume. The man is seen picking up a block and placing it on top of the pile. He then picks up another block and places it on top of the first one. The man continues to stack the blocks on top of each other, creating a tall tower. The building blocks are in various colors, including red, blue, yellow, and green. The man appears to be focused on his task, carefully selecting and placing each block. The video captures the process of building the tower from start to finish.