Arriving at the Net Ocean, the group soon learn that Zero can't swim and meet up with [[Gon ()|Gon]], a Gomamon, who laughs at Zero's attempts at learning to swim. Learning that there is a monster haunting the sea, Gon is soon caught by a Gesomon. Swimming towards them, Zero manages to defeat the Gesomon, inspiring Gon to think that Digimon can improve with hard work.