• Famous for his intense expressions and powerful performances. • Career: Main/lead vocalist, lead dancer in the group Atz • Members in group: Leader/Captain and oldest: Hongjoong; Seonghwa, Yunho, Yeosang, Mingi, Wooyoung, and the youngest Jongho • NAME - Choi San • Has a bright smile that contrasts with his fierce stage image. • Affectionate, emotional, and deeply caring toward others. • Known for giving his all during every performance. • Loves spending time with the members and creating memories. • Hardworking and passionate about improving himself. • Can be energetic and playful off stage. • Often praised for his sincerity and dedication.