USBA-086 Special investigator tight bondage masochistic training. Fall into the trap of bait investigation and destroy yourself in the pleasure of ropes. Undercover bunny investigator Kyoko Hanamiya.

Behind the smile lies a mission or corruption!? The warmth of entangling ropes transforms into forbidden pleasure! "Behind the dazzling neon lights, darkness lurks. On the surface, it's an upscale lounge 'Bunny Castle.' But in reality, it's a hub for human trafficking." Kyoko infiltrated the shop as a new bunny girl. She smiled skillfully, but her heart was filled with tension and danger. Who could she trust? Where were her enemies? Kyoko quietly destroyed her reason after stepping into the luxurious night world.