Chase Callahan's phone falls into Dragon-Lock Well. Discovers chained Flood Dragon skeleton; blood fuses with Mystic Core, granting water-controlling superpowers. Sells rare aquatic products to Serena Sullivan, Empress Grand Hotel owner. Becomes majority shareholder; relationship with Serena turns romantic. Becomes sea fisherman. Dragon Pearl awakens. Discovers true dragon skeleton. Resolves to become Ancestral Dragon.