What's Makes A Friend?

So Eun just got a new script from her agency inviting her to join a drama. She is cast as a supporting female actress who becomes friends with the main male lead. Even though she is only a supporting actress in the drama, this would be a fantastic opportunity for her. It is her first appearance on a television drama. She is very enthusiastic about it.

She'd become a childhood friend of the male protagonist, who secretly has a crush on him, but it was always her one-sided love. She must be heartbroken as the male lead character meets the female lead and gradually falls in love with her. But then she meets the second male lead, who is in love with the main character, and there is romantic development between them as they deal with their heartbreak.

"Who else is in the drama's cast?" So Eun approaches her manager.

"The female lead character has been offered to Seung Min Ah, but she has yet to confirm it, the male lead character has been confirmed by Shin Woo Bin, and the s