I marked him as a criminal and looked for his secret game.

Has his secret game plan been to play hard to get?

In the latter case, they are often called "secret games".

"It was just our secret game, but then you put your big man thing inside me."

The siblings are inseparable, living in the same room, fighting, playing secret games, and rarely leaving the house.

In those days I had this secret game.

For himself, as for so many others, it was the pleasure of taking part in a well-disciplined, secret game.

I hope you didn't invite us in here just to play the 'I know a secret' game.

But that was a secret game, played in twos.

Toranaga must be pretending, playing a secret game, she reasoned.