From the start our marriage wasn't right.

Our marriage is not love but responsible and reputation.

"I’m a person who has 3 identities."

"After this marriage I will have 4 identities. How am I going to cope?"

"Sometime I felt that she’s her"

Both Hyuna and Junhyung was so down due to their relationship and end up at a same club and have a one night stand. Just one night everything changes for Hyuna and Junhyung. How are they going to cope for their future when they think that from the start everything was wrong?

Kim Hyun A (Hyuna)

A fashion designer from SPICYCOLOR. Hide her beauty under a pair of glasses. From a rich family with Innocent, caring, bubbly and whiny character. She was a cry baby that once she start crying her tear will turn into tap water. Love to dance and like to mumble to herself. From a mystery girl group name 4minute. Have a relationship with Kai since high school. Total she has 3 identities. 

Yong Jun Hyung (Junhyung)

A song writer and also in a boy band group name Beast under Cube entertainment. Fans see him as cool and cold person but actually he can be very warm and caring person. But time to time he very arrogant has his own thinking. Doesn’t really care about anything even his own reputation. Interested in 4minute HyunA since the first time he saw her. Have a secret girlfriend name Hara. From a very rich family background but never care about it.  

Kim Jong In (Kai)

From a famous band name EXO. Best Friend and boyfriend with Hyuna since high school. Love Hyuna a lot. Want Hyuna to wear glasses to be nerd to other as Hyuna always attract attention from other guys. Very possession toward Hyuna. Even Hyuna wear glasses he still can he her beauty and cuteness. One of the few people knows 4minute identity.

Goo Hara

From a girl group name Kara. Hide her relationship with Yong Jun Hyung away from the media and her company. Junhyung own a condo as their hide out. They will always hang out there when they free. This place only Junhyung and Hara know. Have a very strong mind towards to her own career. 

Kim Sung Kyu (Sunggyu)

Hyuna only elder brother. Behalf of his father managing SPICYCOLOR. A boy group Infinite under Woollim Entertainment. Protective towards Hyuna. No one knows that Sunggyu was Hyuna elder brother and was a son of Ministry of Strategy and Finance except 4minute. Always say that 4minute HyunA was his Ideal type.  One of the few people knows 4minute identity.

4minute

Ji Hyun (Jihyun) -  Vocalist, Leader, Visual
Ga Yoon (Gayoon) - Main Vocalist
Ji Yoon (Jiyoon) - Lead Vocalist, Lead Rapper
Hyun A (HyunA) - Vocalist, Main Rapper, Main Dancer, Visual
So Hyun (Sohyun) - Vocalist, Rapper, Maknae

A mystery girl group under Cube Entertainment. Due to their family background they hide their identity from everyone. Only Cube Entertainment President Hong Seung-Sung and their manager know who they actually are for their safety. No one actually know how 4minute look like as they always will hide their face with creative masks and give all fans a mystery feeling. No one knows what their surname was except their given name. They always surround by body guard. Their security was higher than normal idol. 

Beast

Yoon Doo Joon (DooJoon) – Leader, Rapper, Vocalist
Jang Hyun Seung (Hyunseung)  - Lead Vocalist, Lead Dancer
Yong Jun Hyung (Junhyung) - Main Rapper
Yang Yo Seob (Yoseob) - Main Vocalist
Lee Gi Kwang (Gikwang) - Lead Vocalist, Main Dancer, Visual
Son Dong Woon (Dongwoon) - Vocalist, Lead Rapper, Maknae

A Boy band that consists of six members, under Cube Entertainment. The group was originally known as B2ST, an acronym for Boys to Search for Top. However, their name was changed to BEAST (Boys of the East Standing Tall) a few days before debut. They always curious how 4minute look like even though they are under same company but they never really know them.