MPs in the House of Commons have been told that a not-insignificant number of their colleagues are “wittingly assisting” foreign governments. What’s more, although the Trudeau government knows who these MPs are, it is refusing to reveal their names.

To simulate what it’s like to go to work in a national parliament secretly housing foreign agents, the National Post presents a tongue-in-cheek instruction manual to play this group game: Who’s the Parliamentary Traitor?