Risk System is an action-packed game set in a futuristic world where humanity faces a dire threat from energy parasites. Players control Alys, an ace pilot of the experimental ship RSK9, designed to absorb parasite energy and turn it against the enemy. The game features dynamic gameplay mechanics that reward players for risky maneuvers, such as flying close to enemy fire to increase their B-Meter and unleash powerful 'Risk Shots'. With the ability to string together combos for higher scores, the game encourages players to engage aggressively while managing their defense.

The narrative unfolds through various missions, with players' choices impacting the story's progression. The gameplay includes unique features like Barrel Rolls for evasive maneuvers and the devastating Barrier Breaker attack. Risk System combines a compelling storyline with engaging mechanics, making it a thrilling experience for fans of action games. With its emphasis on risk and reward, players can enjoy a variety of paths and outcomes based on their actions throughout the game.