Place it as the payoff at the end of a final agreement beat, after Oh My God Wow sets up the surprise and before Kids Cheering carries the celebration, so the yes lands as the turn in the edit rather than the opening.
關於此聲音
This is a 2.3-second spoken yeah, delivered in a single casual voice as a brief agreement. It feels light and approving, like a nod that says yes without making a fuss, and it keeps the focus on the agreement itself.