Found this AP/BE scene in a recent Luck&Pluck! doujin posted at masterbloodfer's place. Girl uses what I think is an aging device (not a 100% sure) and grow into a more mature, busty woman. Its pretty similar to another Luck&Pluck doujin that was probably posted here (also a Keroro Gunsou parody).
Complete Doujin can be grabbed here
http://anonym.to/?http://www.megaupload.com/?d=0Z1RFAW5
OR
http://anonym.to/?http://rapidshare....ro_gunsou_.zip
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