stratagem

metku, petos

sotajuoni A tactic or artifice designed to gain the upper hand, especially one involving underhanded dealings or deception.
22 March 2012, Scott Tobias, AV Club The Hunger Gameshttp://www.avclub.com/articles/the-hunger-games,71293/:

While Collins does include a love triangle, a coming-of-age story, and other YA-friendly elements in the mix, they serve as a Trojan horse to smuggle readers into a hopeless world where love becomes a stratagem and growing up is a matter of basic survival.