The protagonist Xie Congyuan's parents died when he was five years old, leaving only him and his sister Xie Yu. Xie Yu was born blind, and kind-hearted people funded his schooling. He is now 16 years old, and Xie Yu is 13.
He studied at Yeman Middle School in Chongshan City. At the beginning of the story, he met a black cat and obtained the magical power "Yuan", so he and his friends embarked on a series of sci-fi suspenseful adventures. In the final ending, the big boss was defeated and the world was prevented from being destroyed, but the protagonist group was completely wiped out. The main theme is a BE ending.
Intent: The protagonist team works hard without caring about their own lives, regards death as a return, and has the golden spirit of heroic sacrifice.