In the doomsday wasteland, Su Wan, a girl with the ability to spy on the subconscious, was ordered to spy on Gu Linyuan, the chairman of the student union, but found the imprisoned sub-personality Gu Chen under his gentle appearance. As the truth about old experiments and air raids emerges, the two struggle with lies and ruin. When the dark history of the college points to Su Wan's dean father, she must choose between loyalty and the truth, and the life and death contract between Gu Linyuan and Gu Chen is about to ignite the final flames of war.