I'd rather like to solve this particular little mystery - not leave it in the air.
We're lucky, because we just found a little mystery for him to solve.
"Let a poor woman try to regain a little mystery."
She liked to keep a little mystery in a relationship where possible.
The papers had not told that part of the little mystery.
That's why I think a little mystery might do you some good.
"Now what can the sensors tell us about this little mystery? "
That little mystery explained, I put it back in place.
Whether or not he did is one of the many little mysteries that surround him.