The video shows a large gorilla standing on a rocky terrain with mountains in the background. The gorilla is holding a chain in its hand and appears to be angry. Suddenly, a large crab appears and attacks the gorilla. The gorilla tries to fight back but the crab is too strong and the gorilla falls down. The crab continues to attack the gorilla, causing it to scream in pain. The video ends with the gorilla lying on the ground, defeated by the crab.