TRAG: Mission of Mercy, also known as Hard Edge in Europe and Japan, is an action-adventure game for the Sony PlayStation 1. Released in 1998, the game blends puzzle-solving with real-time combat, offering both single-player and cooperative gameplay. Set in the high-tech Togusa building, players control a team of four characters, each with unique abilities, as they attempt to rescue a kidnapped president and stop a terrorist group. The game features a fixed camera angle reminiscent of classic survival horror titles, adding to its intense atmosphere. Its blend of genres makes it a unique title for its time.