Yi struggles to recreate her violin magic without Everest. As her mom and NaiNai prepare for the grand opening of their family dumpling shop, Yi, Jin, and Peng discover that Yi’s violin has attracted a magical bird-like creature.

An earth-shaking rumble signals the arrival of a new creature, but Yi and Jin butt heads, each convinced they’re the better team leader. The crew eventually discovers that the massive Sewer Koi is behind the earthquakes.