Place this clip at the very end of a montage, after the last happy scene, then follow it with the sad meow song for the closing beat or lead into it with Emotional Damage for a bigger letdown before the credits.
關於此聲音
This clip is a 7.4-second spoken line in Portuguese saying what a pity that everything good has an ending. The voice delivers the thought plainly, and hearing it feels wistful and a little deflated, like watching a good moment slip away just when you wanted it to last longer.