If Nene and Kou want to return to their own world, they have to kill &;Amane Yugi&; and &;Sousuke Mitsuba&;-or rather, the versions of them living within the canvas of Number Four&;s boundary. Faced with that cruel choice, Nene instead proposes a way to escape from this fake world to the boy she can&;t help but call &;Hanako-kun.&; At the same time, Kou tries to win over Mitsuba as well-but just who exactly is this &;Mitsuba&; !
