Lee Yoo-bi: Lee Yoo-bi. Actress: Guga-ui Seo. Lee Yoo-bi was born on 22 November 1990. She is an actress, known for Guga-ui Seo (2013), Twenty (2015) and The Innocent Man (2012).
Known For: Guga-ui Seo (Park Chung Jo), Twenty (So Hee), The Innocent Man (Kang Cho-Ko), Yumi's Cells (Ruby)