이달의 소녀 1/3

Loona 1/3 is the first sub-unit of South Korean girl group Loona, formed through a pre-debut project titled "Girl of the Month". The unit consists of four members: Heejin, Hyunjin, Haseul, and Vivi. They debuted on March 13, 2017, with the extended play Love & Live. From Wikipedia (https://en.wikipedia.org/wiki/Loona_1/3) under Creative Commons Attribution CC-BY-SA 3.0 (http://creativecommons.org/licenses/b...)