I Reincarnated as a Villain of an RPG, But I Want to Survive

The protagonist reincarnated into the world of a RPG he always played in his previous life.It’s a world with gods, magic and evil empireWhile living there, he realized he didn’t simply reincarnated into this RPG world, he became the game’s villain 『Jirat』。『Jirat』, as the top brass of the evil empire, will be killed by the hero as the story advancesTo avoid the catastrophic end, the reincarnated protagonist 『Jirat』 will use his game knowledge from previous life to fight against the normal game route.