A Top Secret Message to You

This poem is not meant for ev’ry one.
It will not make much sense to passers by.
They might find subtext if they really try
(and subtext here is really half the fun)
but only you can solve my fiendish code.
For you already know what I shall write;
illicit words which keep me up at night -
I’ve hushed them to the point of overload.
It’s sweet how you pretend you’ve no idea
that ev’ry thing I write, I write to you
while in your heart, you surely know that’s true.
Perhaps these cryptic lines will make it clear?
The passers by won’t have the faintest clue:
My super secret code is: ‘_    _ _ _ _    _ _ _ ‘