I have questions bout the strangers!!don't read if u didn't see it!!!?

remeber towards the end when the three people capture that woman and the guy,what does that girl say?? the woman was like "yo why u doin this?"(i noe she doesn't say yo) the girl say"because yo are ????" what is the last word??my gurl said that she said bec. u are home. if she did say that why is she talikng about? what does she mean by this??