The puma looked up at Shiro, its eyes ablaze with silver fires as the corrosive tang of Free magic filled the small cave... It licked its lips, a smell of burnt flesh rolling off a long tongue of dark nothing. It smiled, a hideous grin that grew wider than any normal animal should be able "Oh... I do not ASK for your dominion out of free will... But i must have a master, or else the binding prods and pokes... It burns and it itches... Until i find one... Any would do, but they have all been so.... weeeaak...."
The creatures smile grew even wider, as it changed again, growing taller and thinner until a figure of pure darkness and roiling flame stood before Shiro. The same silver fires burned in its eyes, as it unhooked the bell from its collar.
The bell hummed and vibrated, as with the other hand, the creature reached for Shiro "For a hundred years i have been enslaved... By necromancers, young and old... I place my allegiance under your hand, so that i may be rid of this constant pain..."
It slashed for his throat, so sudden and fast it was barely visible. There was no mark on Shiro's dead flesh, yet on the creatures hand dripped a coating of bright blood. It let a single drop fall onto the bell, and as it did so a faint chiming sound emanated from the metal. The blackened coating faded away, showing silver metal again, as the creature hooked the bell back onto its collar.
The chime grew louder and louder, echoeing through the stone of the cave, and then in a bright flash of free magic it was gone. In its place, stood a small black cat, licking its paw. It looked up at Shiro and mewed "Good choice...."