A 20 years old girl, named Seo Joo Hyun (Seohyun) see her ex-boyfriend, in her coffee shop. Her ex-boyfriend loves her, but she not. Why? Because he cheated her. And she has another boyfriend. She will try to arrange this problem with the help of her 8 friends. Do she will be in love with her ex-boyfriend? Or she will keep her boyfriend? See that by reading I loved him, I hated him.

Characters:

Seo Joo Hyun (20)

A 20 years old girl. She works at a coffee shop. She has 8 super friends. She had a boyfriend before, Jung Yonghwa. But, she broke up with him. She has another boyfriend, Cho Kyuhyun. She really likes to read. She is the maknae of the group.

Jung Yonghwa (22)

A 22 years old boy. He's in love with Seohyun. He had a girlfriend, Park Shin Hye. But, he broke up with her, because of Seohyun. He usually have what he want. But, Seohyun. It's difficult, really difficult to have.

Cho Kyuhyun (23)

A 23 years old boy, he is actually in couple with Seohyun. He's really gentle. He can be a little bit too jealous and violent. He really loves Seohyun

Supporting Characters:

Kim Taeyeon (22) Jung Soo Yeon (22) Lee Soon Kyu (22)

Hwang Mi Young (21)  Kim Hyoyeon (21) Kwon Yuri (21)

Choi Sooyoung (21)   Im Yoona (21)      

Minor Characters:

Ok Taecyeon (22) Lee Sungmin (25)   Park Shin Hye (21)

Park Jung Soo (28)  Kim Junsu (23)   Jung Jinwoon (20)

Lee Jin Ki (Onew) (21) Choi Siwon (24) Lee Junho (21)

Choi Minho (19) Hwang Chansung (21) Han Seungyeon

                                                                 (23)

Here's the opening: