As a reward for winning the tournament, the Reject Five get tickets to go to Aqua Galaxy, an indoor pool and themepark. Everyone except for Furano, who doesn't want to wear a bathing suit because of her small chest, head to Aqua Galaxy and Kanade is hit with another mission.
making them her onii-chans in an 
attempt to be the ultimate little sister.
und sie alle zu ihren großen Brüdern gemacht, 
an deren Spitze sie steht.
convirtiéndolos en sus onii-chans 
para ser la más grande hermanita.
para convertirles en sus hermanitos 
y así ser la hermanita más grande.
Elle trône sur le mont des grands frères
en tant que petite sœur.
fazendo deles onii-chans e tentando
ser a irmã mais nova.