Seo Dong Sung
- Title : Seo Dong Sung
- Popularity : 0.001
- Known For : Acting
- Birthday : 1996-04-09
- Place of Birth :
- Homepage :
- Also Known As : 서동성, 徐东成
1 2015 HD
1 2014 HD
1 2018 HD
A South Korean radio show created by MBC Radio specially for idols.
2 2022 HD
The sweet and bitter campus life of those who want to protect love and friendship even in the stark college life, where romance is nowhere because of...
1 2022 HD
A survival audition program featuring fierce competition and friendship between various boy bands! The winners will have the chance to debut in a...