A webcam prompt opens. The game takes a photo of you. Cut to black. The game uninstalls itself.
As the title suggests, the plot revolves around the protagonist interacting with their sleeping cousin.
Unlike earlier chapters where you controlled Haru from a top-down perspective, -Final- locks you into a first-person view. You are no longer observing Haru; you are Haru. The cousin’s sleeping face now fills half the screen when you turn around. Her peaceful expression slowly warps into a silent scream over time.