Jelly is clever and humorous. Fisher is talkative but timid.

They live together as one. They like to play tricks on each other. Jelly keeps Fisher inside its body because it doesn’t want Fisher become dirty due to the sea pollution.

Jelly once helps the fishermen in the South China Sea to control the oil diffusion. It used its round body to row on the surface of the sea and absorbed the grease. 

Fisher can release oxygen and light energy in the deep blue sea. It usually swam swiftly around the dying marine lives in order to supply oxygen and nutrients to them.