"In panicked whispers, the word spreads: The Sleep has returned. Eight years ago, a sleeping sickness that fed on traumatic memories threatened human civilization. Only a two-person team, diving into the stricken patient's mind, could cure it, and at great risk. The most skilled of these "divers" was Rune Winter, codename King, the only one who could cure the Sleep while leaving the patient's mind intact. Now the sickness is back, and this new strain...

"Rudo lives in the slums of a floating town, where the poor scrape by under the shadow of the rich, who live a sumptuous life, simply casting their garbage off the side, into the abyss. Then one day, he's falsely accused of murder, and his wrongful conviction leads to an unimaginable punishment-exile off the edge, with the rest of the trash. Down on the surface, the cast-off waste of humanity has bred vicious monsters, and if Rudo wants to have any...