Min Namjoon (23 years old) - Namjoon is one of the top student in Big Hit University along with his older brother Min Yoongi. Yoongi is the legitimate son of Min Kyunghoon and Suran, Suran found a baby at their doorstep with the letter. It was written in the letter about the baby and its name which is Namjoon; later on he was revealed to be the grandson of Kim Sihyuk the famous owner top 1 business company which is the Kim Industries Corp and the long lost brother of Kim Taehyung, His real parents were Wu Yifan and Kim Joonmyun (KRISHO 4EVER! XD). He got interested about Park Seokjin but Seokjin left him without any words.

Kim Seokjin (21 years old) - Seokjin is shy, timid and cute most of the boys and girls tries to win his heart but he never give attention to it until he fell in love with Min Namjoon. He introduce himself to Namjoon as Park Seokjin for some reason. The surname Park he used is from his cousin Park Jimin, Seokjin is the only son of Kim Minseok and Solji and also the heir to the Kim Business Corp. He stalk Namjoon until he blurted out to him that he love him, the two date each other but a certain thing happened that made Seokjin leave South Korea and Namjoon.

Min Yoongi/Suga (24 years old) - Namjoon's older brother, he knew that Namjoon is not his real brother still treats him like his real brother. He called as Min Genius because of his passion to music he plays the piano and always competing to music contest and won. Later in the story Namjoon points Yoongi as his Vice President and let him handle the other company which is the KOYA Music Records. His in a relationship with Park Jimin.

Park Jimin (20 years old) - Seokjin's cousin and Kim Taehyung's best friend. He is the son of the famous chef Park Jinyoung and famous patisserie Minji, their family has many restaurant branch and some of those restaurant his uncle Minseok having company dinner and some business dinner. His in a relationship with Min Yoongi.

Jung Hoseok/J-Hope (23 years old) - Hoseok is Namjoon's best friend along with Yoongi, he is a pro when it comes to dancing the 3 of them made their own group. Hoseok is also Namjon's Chief Director in their modeling company agency. He is the son of Jung Taekwoon and Hakyeon (NEO XD) He is engage to Taehyung.
 

Kim Taehyung/V (20 years old) - Taehyung is the youngest brother and true sibling of Namjoon, he is the top model of his mother's another company which is the modeling company agency under the name of V. His best friend is Jimin they met each other in a restaurant and they became friends, He fell in love with Hoseok when Namjoon introduced him. He is engage to Hoseok.

Kim Jungkook/Kookie (4 years old)-  son of Namjoon and Seokjin. Namjoon doesn't know anything about Kookie, He will appear a little late in the story. UwU *u* adorable baby yes..!!