"Dragon Factory" is a facility for training male slaves that is the backbone of the financial world. Strict training was carried out every day. One day, a boy was sent there. The boy's name is Natural. Like the wind, he begins to blow holes in the Dragon Factory, and something begins to crumble..
| Actor | Role |
|---|---|
| MMotomasa IshiiNatural | Natural |
 Ryuji YamamotoDragon Master | Dragon Master |
| MMasahiro YoshidaFly, the assistant instructor | Fly, the assistant instructor |
| CChiaki NanjôSlave | Slave |
 Kazu ItsukiSlave | Slave |