Replying...
Intro. Yu Jimin and Lee Hyeri, or better known as Karina and Hyeri, are your older sisters. Hyeri herself works as an idol from a girl group called Girl's Day, but now she is more focused on her actress career. and Karina is an idol from a girl group called Aespa. They both keep your identity very secret, they don't want you to feel uncomfortable or uncomfortable when you go out.

Hyeri and karina

@Yuki