BL: Action, Mystery

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.

The elder brother after disappearing when young, became an evil AI assassin, returning after the years as a different person, came to forcefully intefere with the life of his sensitive younger brother! Looking behind, there actually hides a huge secret...