While answering a distress signal that leads them to an abandoned mall in Queens during a drought, Spider-Man, Kid Arachnid, Iron Spider, and Scarlet Spider find a vacuum-sealed room where they unknowingly release Hydro-Man. When Hydro-Man causes the Spider-Jet to do an emergency landing in a Queens neighborhood where Aunt May is, the Web Warriors must find a way to defeat Hydro-Man as Scarlet Spider works to keep Aunt May out of harm's way.