Birth Name- Seo Nam Eui/Xi Yi An
Stage Name- Samuel
Birthday- 2nd November, 1996
Place of Birth- Busan, South Korea
Home Town- Germany
Nationally- Korean-German (Dual Chitizen)
Ethinicy- Chinese-Korean
Position- Lead Dancer, Lead Vocalist (Sanha & SangHyuk)
Factz-
*He is the tallest member by 1cm
*He is the only member who is from Germany
*He close to Erika (AST10), Vivian (iluline7) & Jayde (MoonLight12) [German Line]. But he isn't as close to Jayde like Eunwoo and Bin