Sena Sakurase, dressed in a red turtleneck and black mini-tight skirt as "Hoshino Hana," gets captured by a man while on her way to conduct reconnaissance. Her mouth is gagged, and she loses consciousness. She wakes up completely bound in rope, her mouth securely sealed with duct tape. No matter how hard she struggles, the ropes show no sign of loosening, and she has no idea how to escape. An intense, suspense-filled scenario unfolds.