Beware! Criminal Lyrics

Lyric discussion by jezziebelle 

Cover art for Beware! Criminal lyrics by Incubus

"A swimmer who has seen a shark I should really be more wary of the water"

He knows what she's doing to him -- using him in some way for sure, but more specifically, it sounds to me like she's cheated in the past -- and he didn't have the heart to stand up for himself (possibly still doesn't?).