Lee Eui Jin is a South Korean singer, dancer, stage actor, former member of A.CIAN (에이션) and UNB (유앤비) and current member of BIGFLO (빅플로). He attended Seoul Comprehensive Arts Practical School but is on a leave-of-absence. Before debuting he was part of a dancing crew that specialized in popping called DA'ONEZ. He debuted in 2014 (under the stage name Lo-J) as A.CIAN's leader and main vocalist with their single "So Happy Together." The group had already debuted in 2012 but ran into constant troubles with lineup changes and financial issues, so he decided to leave in 2015. After switching agencies, he re-debuted in 2017 by joining BIGFLO (the group had debuted in 2014) as the new leader (following Jung Kyun's mandatory military enlistment), vocalist, rapper and main dancer with their EP "Stardom." He also entered the singing survival show "The Uni.t" and finished in 2nd place so, he was selected to join the project group UNB debuting in April 2018 and ending activities about a year later. In 2019, he debuted as a soloist with the album “e:motion” and also announced that BIGFLO was on indefinite hiatus so the members could focus on their individual careers. In 2022, he made his debut as a theater actor with a role in "Yeodo." (Source: MyDramaList) Watch drama online for free.