ヒトでなしの烙印～婦警監禁犬姦調教～

While patrolling on jurisdiction with her canine partner, Ron, policewoman Kasumi coincidentally runs into urrently wanted robbers.
Unexpectedly, Kasumi is captured by the group of robbers who are at their wits end. The robbers confine her along with Ron, with no methods of communication.

[From DLsite English]