カノジョ事件簿激変Before After is a free iPhone game developed by MASK LLC. It falls under the Games category. The game revolves around a list of transformed girlfriends, each with their own unique story.

In this game, players are presented with a list of girlfriends before and after their transformation. The goal is to carefully observe the girlfriend's appearance before the transformation and then tap to reveal their transformed version. Players must then read the provided text and tap on the correct reason for the transformation. If the answer is correct, the truth behind the transformation is revealed.

カノジョ事件簿激変Before After offers an engaging gameplay experience that challenges players to observe details and make logical deductions. The game is suitable for those who enjoy solving puzzles and uncovering mysteries. It also allows game commentators to create content around it, making it suitable for gameplay videos.