Place this clip underneath the reveal itself rather than the introduction, then follow it with the Mysterious Button Sound Button for a second beat, or end the sequence with the Metal Gear Solid Alert Sound Button when the discovery turns into a warning.
关于此声音
The NLO 2 clip is a 12-second piece of music built around an eerie, otherworldly tone that lingers instead of resolving. It gives a scene a curious and slightly unsettled feeling, like something unexplained has just appeared and everyone is waiting to see what happens next.