No it ain't . . . but it is . . . that is it quite could be . . . even if it's not.
What if either/both were one in the same? How would that make it any different? Whichever someone's messin' with our head/s . . . so . . . what if it's me? What if it turns out it's only you and me and I'm making up the rest . . . or could it be all you and only you alone . . . making up the rest of it when you're not looking?