"I know.  I know you can't," Mana replied.  That was the thing about it - there<em>was</em>no guarantee, not unless she was wearing the collar, which did spark an idea in her head...but that would be for another time.  Not now.  To broach the idea now would be something too soon.  "Okay.  I understand.  If I ever want to...you'll know.  You'll know."  She looked at Miki.  "I need to be practicing now."