This reminds me a bit of the ax murderer who was good to his mother.

It's like when the kid next door turns out to be an ax murderer.

An ax murderer passed through the yard on his way to work.

From the room on the other side of the mirror, an ax murderer stared out at her.

Why, then, should a condemned ax murderer die to no purpose?

He kept banging away at me like an ax murderer.

If she ever runs into an ax murderer who is also a college professor, we're in deep trouble.

You don't have to make me sound like an ax murderer.

At least, you don't expect to meet an ax murderer.

There's an ax murderer loose around here that the police haven't been able to catch.