|Sword Art Online Extra Edition: Kirito and the others decide to go on an underwater quest within the world of ALO to grant Yui her wish to see a whale. As they all prepare for the
quest, they face a shocking revelation Leafa, or Suguha is afraid of water. So, Asuna and the other female members decide to teach Suguha how to swim at a pool in the real
world. Meanwhile, Kirito was meeting somebody.