AngelianTrigger is an engaging 3D shooter game set in the vibrant city of Wati on the planet Galadseek. Players take on the role of Mia and Sheryl from the Eames Detective Agency as they navigate through 24 stages across multiple planets, uncovering a conspiracy while battling various enemies. The game features both a story mode and an arcade mode, providing players with a dynamic gaming experience. Each character brings unique abilities to the table; Mia can double jump and wield dual pistols, while Sheryl utilizes a large cannon and has the ability to float, allowing for varied gameplay even in the same scenarios.

The gameplay is enhanced by the inclusion of a support robot, O-P2, which provides covering fire and defensive measures like force fields. Players can also take advantage of homing lasers to target multiple foes and earn extra points for defeating groups of enemies. With its exhilarating pace and distinct character controls, AngelianTrigger offers an action-packed experience for fans of the genre.