Kim Seul Ong is a South Korean singer-songwriter, producer and musician. He made his debut as the drummer of the rock OK PUNK! and later decided to audition, alongside his friend Kim Jung Woo, for the KBS show "Top Band". The formed the duo TOXIC in 2011 and earned 1st place in the show. The duo appeared in the drama "Dream High 2" busking on the streets. After a period of low publicity for Toxic, Kim decided to make his solo debut when he released his EP "414" in 2016. He then became part of two different project duos, RICRD in 2020 and TrueEars Project in 2021.
In 2021, JTBC aired the competition "Super Band 2" and contestants Ki Tak and Byung Jeong Ho wanted Kim and musician Lim Yoon Seong to join them after the individual rounds. All four managed to advance and formed the project band CNEMA which ended up getting 2nd place behind CRAXILVER. The band decided to remain together after the show and in March 2022 they released their first single album titled "Mobydick". He is now promoting with the band and also releasing singles as a soloist such as "Better Know" in August 2022. He is currently represented by AW Entertainment.
(Source: KPop Wiki)