Shark gave up thinking

The earth announced the repatriation of all half-human beings, and Bai Xinzhu, who has 1/16 shark ancestry, was brutally sent back to the sea.How can you survive without even swimming? !The little shark doesn't want to work hard, why don't he just follow the mermaid who treats him well?Mermaid turns into a mermaid after attacking X shark and is subject to PS: no child