Place it at the peak of the reaction in your edit, preceded by the Mayuri Tuturu sound for a cute build-up and followed by the Anime Ahh sound for the next reaction beat.
关于此声音
This is a short 1.9-second voice clip of Minato Aqua letting out a high-pitched OMG in pure shock. The delivery is bright, frantic and over-the-top, giving listeners that split-second feeling of disbelief and amusement you get when something completely unexpected happens right in front of you.