My wife is a Highschool Student

I have a secret.
Are you curious what my secret is?
Well. I'll tell you what my secret is.
My secret is my wife is my student.
Yes! My wife is only a high school student in a school where I teach.
But nobody knows about this secret. Only our friends and relatives know about our secret.
But I love my wife so much.
I hope you understand my situation.