A young girl named Shen Xiu is unexpectedly swept into the sea during a family cruise and stumbles upon a mysterious restaurant under the waves. There, she meets the scheming head chef Nan He, and his ragtag crew of adorable otters and sarcastic walruses. They join forces to save the restaurant and reunite Shen Xiu with her long-lost mother in a kaleidoscopic, dreamlike world of swirling color and dazzling views.
