SEIN
SEIN is a Korean singer who debuted in November 2021 with "Don't Forget (feat.
Gist & Kid Wine)." He released 2 singles in 2022, "Silhouette (feat. Boi B,
Gist, Huh)" and "That's so us" and it took him almost 3 years to release another
single, "Someone Better (Feat. Leellamarz)," on August 25, 2025, which entered
Melon's Top 500 Melon domestic chart at rank 3 on the day it was released.
