Released in 2007, Unsolved Crimes for the Nintendo DS is an adventure video game that blends puzzle-solving with detective work. Developed by Now Production and published by Empire Interactive, it places players in the role of a rookie detective in the Homicide division working alongside the seasoned detective Marcy. Mixing first-person gameplay with third-person crime scene investigation, players must use their skills to solve complex murders by analyzing clues, interrogating suspects, and exploring interactive 3D environments. As the title suggests, the game's focus is on cases that have yet to be solved, adding a sense of mystery and urgency to the gameplay experience.