Choi Soo-young is a South Korean singer-songwriter and actress. She was a member of the Korean-Japanese duo group Route θ and is now a member of the South Korean girl group, Girls' Generation, formed by S.M. Entertainment in 2007.
Jung Eun-ji, is a South Korean idol singer, dancer and actress. She is the main vocalist and dancer of girl group A Pink under A Cube Entertainment. She also gained popularity for her acting in the TV series Reply 1997
Lee Yu-bi is a South Korean actress. She began her career in the 2011 sitcom Vampire Idol, and is best known for her supporting roles in The Innocent Man, and Gu Family Book. Lee is the daughter of actress Kyeon Mi-ri.