"This is a world where dogs, people and machines fly through the air. In that world, a small patch of darkness was born. Infinitesimal at first, it gradually began to envelop everything... A youth named Kai, led by the mysterious life form known as Marie Poppo, begins a journey that will span worlds. The black, bottomless darkness of desire slowly eats away at both Kai and the world itself..."

"This is a world where dogs, people and machines fly through the air. In that world, a small patch of darkness was born. Infinitesimal at first, it gradually began to envelop everything... A youth named Kai, led by the mysterious life form known as Marie Poppo, begins a journey that will span worlds. The black, bottomless darkness of desire slowly eats away at both Kai and the world itself..."