seongjoongie 

Best Atiny tiktoker in Europe. My best friend and an amazing person. I love them so much and you will too. Part of the bretzelbrüder (an inside jokegroup of "germans" consisting of Squirrel_jisung,seongjoongie,yangyang,Alex,Taemin,Jonghyun and huening Kai )They use they/them pronouns and If you misgender them you're not

cool and the legendary squirrel8 will haunt you.

A: do you know seongjoongie?
B: The Ateez ship?
A:No, that amazing friend and tiktoker!

seongjoongie by Squirrel_jisung April 25, 2021

SeongJoong 

The lovely, caring, talented and precious mother and father of Ateez. A love and hate relationship.

So the Matz were the real parents of Ateez. Known as SeongJoong by the way

SeongJoong by Anyellaa September 13, 2020

seongjoong 

Seongjoong is a ship of two beautiful men of Ateez, Hongjoong and Seonghwa

Girl 1: hey do you ship seongjoong?
Girl 2: yes bitch.

seongjoong by yeontae November 22, 2019