"Extraordinary: Trace" is an iPhone game developed by N.S.F.Designer, available for free in the Games category. The game follows Karena on a mission for the E.I intelligence department to uncover and recover an ENP transaction on the train "GOLD POLARIS." Players dive into a thrilling narrative where the mission takes unexpected turns, leading to an intriguing climax.

Embark on a journey with Karena, experiencing the suspenseful phases of the mission as they unfold. "Extraordinary: Trace" offers players an immersive gameplay experience, filled with mystery and suspense, as they navigate through the challenges presented on the train journey.