Who are you?

Who are you? you seem so mysterious A mystique that got me so curious You're so unique and to tell the truth, I'm serious When I say, in a good way you have me delirious You did a lot of things you ain't have to do You did it cause you wanted to, what more can I ask of you? Are you an angel in disguise? Cause you never have an attitude You always have my best interests in mind so you deserve gratitude A million adjectives ain't enough to describe you I been there done that, never met a friend like you You mean a lot to me I just want you to know that One day we'll be able to reminisce on this throwback