Ok, i got info about Aina... i don't know if someone posted it before in another section, and maybe i should told myself to not read it, but i swear myself after this to play .hack//G.U. under any concept possible, because it's a great game... ok, here it is, and DON'T SAY that i didn't said before it's a big spoiler, for me at least it is, and if someone put it before... well, sorry...
http://dothack.wikia.com/wiki/Ina
See you later.