“Warning: Yaoi content: This manga contains materials that might not be suitable to children under 17. By proceeding, you are confirming that you are 17 or older.” This is a test that puts your life at stake. Pass the test and survive. When the two-faced examiner Qin Jiu meets the cold examinee You Huo, the two amnesiacs are put head to head in a fight by the inhumane system. However, they form a tactic agreement. The system collapses after a series of warnings and the erased memories gradually become clearer. It turns out that at the end of this smoke-filled world, you are still the first person I met. The world is brilliant and grand. Welcome home.