Place it just before the action starts, then follow it with Enemy Spotted as the threat is confirmed and Bomb Has Been Planted when the objective turns urgent to build tension across the sequence.
このサウンドについて
This short clip is the hostile alert from Tom Clancy's The Division, a brief warning cue that signals enemies have appeared nearby. It lands with a tense, urgent feeling, like the game suddenly raising the stakes before a fight begins. The sound comes from the game's alert system, used when hostile forces are detected in the area.