Place it at the end of a waiting-for-a-reply scene, just before the message itself appears, then follow it with the bell ding to mark the reply as read and a Discord alert for a second incoming message.
關於此聲音
This one-second clip is a calm male voice announcing 'You've Got Mail' over a soft chime, the alert AOL played when new email arrived. It feels instantly nostalgic and quietly exciting, like a message waiting in a dial-up inbox. The sound comes from America Online's mail service, where it greeted users throughout the 1990s and early 2000s.