Pop singer who is known for being a part of the girl group LOONA. In addition to her work with the group on singles like "Love & Live" and "Sonatine", she also works on her own solo projects and released the hit single "Everyday I Need You" in 2017.
Prior to her work with LOONA, she was a freelance model in Hong Kong known for her commercial work. She was revealed to be the fifth member of LOONA in February of 2017 and released her pre-group single in April the same year.
She is known for being the oldest member in LOONA. She is also part of the sub-unit group LOONA 1/3.
She was born and raised in Hong Kong, China. Her real name is Wong GaHei and during her modelling days, she used the moniker Viian Wong.
She performed a song by Jolin Tsai when she made her audition for the LOONA group.