Assassin Vacuum

Colonel Hyson was killed on his estate. The Hainuo Federation hid the truth in order to prevent people from panic. Is this just an ordinary assassination? No, the one who left his name was Vacuum, the top killer who suddenly disappeared thirty years ago. The fate of the two kingdoms teetered on the back of this name. Crisis abounds, but the boy and girl are still immersed in their relaxed feelings. But they don't know that love in war is destined to be fruitless.