Risk System is an action game set in a dystopian future where humanity faces annihilation from energy parasites. Players pilot the RSK9, a ship designed to absorb enemy energy and unleash powerful attacks. As Alys, the ace pilot, players navigate intense battles, using techniques like 'Risk Shots' and 'Barrel Rolls' to enhance combat effectiveness. The game emphasizes a high-risk, high-reward gameplay style, rewarding players for close encounters with enemy fire and destructive maneuvers.

The gameplay encourages players to increase their score through strategic combat and energy absorption, leading to various story outcomes based on performance. Players can unleash devastating abilities like the Barrier Breaker and engage in dynamic scoring systems that promote aggressive play. With its unique mechanics and engaging narrative, Risk System provides a compelling experience for fans of action games.