A brilliant doctor on a quest for revenge buys a young woman and trains her to be the ultimate assassin, implanting gun parts in her body that she must later assemble and use to kill her target before she bleeds to death.
| Actor | Role |
|---|---|
 AsamiMayumi / Gun Woman | Mayumi / Gun Woman |
| KKairi NaritaMastermind | Mastermind |
| NNoriaki KamataHamazaki's Son | Hamazaki's Son |
 Matthew Floyd MillerAssassin | Assassin |
| DDean SimoneDriver | Driver |
 Toshiya AgataTrainer | Trainer |
| MMarco BallareBodyguard Captain | Bodyguard Captain |
 Marianne BourgThe Room | The Room |
| SStacey ChuBeautiful Dead Woman | Beautiful Dead Woman |
| DD. Olivia JordanAmerican Victim | American Victim |
 Nina KateAmerican Victim | American Victim |
 Lauren LakisAbducted Woman | Abducted Woman |
 Mika SantohJapanese Victim | Japanese Victim |
 Tatsuya NakadaiHamazaki | Hamazaki |