In "Ruled by Rule," players engage in combat that integrates explicit content directly into the battle scenes, allowing for immediate interaction with erotic elements without waiting for a defeat screen. The gameplay shifts perspective upon defeat, enabling players to control villains who manipulate and dominate the Public Order Princesses.

The storyline revolves around the struggle between the Public Order Princesses and the villains who seek to corrupt them using a set of laws known as "The World's Rule." These rules allow players to enact various manipulative scenarios that alter the dynamics of power within the game.

"Ruled by Rule" stands out with its innovative combat erotic specialization and the unique World's Rule system, which provides a diverse range of explicit content and gameplay mechanics that challenge players to strategize both offensively and defensively in a highly interactive environment.