Stage Name: Sei
Birth Name: Lee Seo Jeong
Group: WEKI MEKI
Position: Rapper, Vocalist
Birthday: January 7, 2000
Zodiac Sign: Capricorn
Blood Type: B
II. Sei Facts
- Sibling: older brother- Birthplace: Ansan, Gyeonggi, South Korea
- Was educated at Theos Senior High School
- Hobby: listening to music
- Training Period: 1 year
- 2nd member to be introduced in Weki Meki
- Was a contestant on Produce 101. She was eliminates Episode 5 and ended up Rank 85.
- Known for her great impression of the Minion voice.
- Appeared in Astro’s “Confession” MV.
- Former trainee under LOUDers Entertainment