Seems like I made it in time, the story continues in chapter 101.
http://rapidshare.com/files/11539028...8-25_.zip.html
It seems Lala tried to make a machine to increase the bust size (BE), but went wrong like most of her inventions and ended with some sort of feminizer, that would explain the AP&TG, instead of only giving big breasts to Rito as seen in page 021.