More than merely a -- Sasuke understood the suggestion a moment late, a touch of colour flushing his cheeks, and drew himself up to his full height despite the considerable gap between it and Sephiroth's, voice as cold as he could make it:

"I'm entitled on the grounds of being a friend," he said. "And a mentor, an upperclassman, and a senior shinobi of the same village. State your intent."

Granted, 'mentor' had only lasted the one disastrous month the Academy had tried it, but still.