A bondage-filled DID story featuring Nanao Aida and Lee Aehye, packed with lesbian action, double gags, hogties, chloroform, self-bondage, rope escape, full-head masks, and ball gags. [1. The Trap of Infiltration] The cruel mistress Minako and her subordinate Nanao brutally torment a kidnapped girl. When Minako leaves the room, bored of the torture, Nanao reveals her true identity and tries to help the girl escape. But Minako overhears everything. Exposed, Nanao is tightly bound and subjected to double gag torture. Though she manages to help the girl escape, Nanao is recaptured by Minako and tormented with a full-head mask. [2. Forbidden Play] Two girls nap together on a bed. One wakes up and tries to rouse the other, but the drowsy girl grows annoyed and ties up the one who woke first. When her victim continues to struggle, the second girl panics and devises a game of mutual bondage—gagging herself and tying herself up, both writhing together. But the first girl escapes her ropes, while the self-bound girl remains trapped. With power now reversed, their forbidden game intensifies—until a strange noise echoes through the room…