Den is hired as an elephant keeper. The owner shows him his animal farm and asks Den to keep his eyes on some employees who might steal the animals. The monkey keeper asks Den to take care and train the monkey also. Den’s monkey is very well trained and can perform many animals’ acts. Thus attracts a lot of audiences to the farm and makes the owner very happy. The owner brings Den along on his vacation. All the animals are stolen when they were away so the owner hires an animal detective to investigate. Soon the owner gets all the animals back but he later learns that the prized monkey is missing, so Den with help of his friends finally get also the monkey back.