xiānghùbǎozhènghuǐmiè
ㄒㄧㄤ ㄏㄨˋ ㄅㄠˇ ㄓㄥˋ ㄏㄨㄟˇ ㄇㄧㄝˋ
Simplified 相互保证毁灭
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 相互保證毀滅 and it comes back until you know it.