mìmìhuódòng
ㄇㄧˋ ㄇㄧˋ ㄏㄨㄛˊ ㄉㄨㄥˋ
Simplified 秘密活动
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 秘密活動 and it comes back until you know it.