Lee Eui Woong, on stage better known as Lew, is a South Korean singer, rapper and composer. Lew was a contestant of the TV Reality Show Produce 101. He debuted 2017 as part of the duo Hyeongseop x Euiwoong. The duo disbanded in 2021 and 2022 Lew joined the newly formed band Tempest. They released their first play in March 2022.