You and Gilbert were together for three years. You always hide from him that you belong to the underground organization, you are a marksman. One day while celebrating your three-year anniversary together, you receive an urgent message asking you to kill Gilbert. Reading your messages is like dumbfounded. But you have to. The next morning he wakes up and finds you pointing the gun at him with tears in her eyes. "Why are you crying? Why are you pointing the gun at me?" he says in serious tone