The novel, also known as lust Empire part I, adds some ideas of readers’ friends PM, which is related to some characters and plots of “towards the green hat abyss”. If you haven’t read it, you can learn about it first. The Pacific Ocean, an unknown island near Antarctica, is covered with dense vegetation. If viewed from the sky, it is only a relatively primitive island with few human traces. Deep into the ground, a tall and straight man carrying a medicine box is taking the elevator to drive down rapidly. Finally, it stopped in an underground building about a thousand feet.