Akash Abhinav Raghunathan(26):  

Global business leader, known as the formidable "Ak" in the corporate world.Charismatic, determined, and fiercely private.Beneath his ruthless exterior, he harbors unresolved pain and secrets.He is a man of few words, preferring actions over speeches.Recently returned to India to fulfill his late father's dying wish to clear his name. Owner of  'Ak' groups.

Arjun Abhishek Raghunathan(20):

The second eldest among the cousins,he is First-year MBA student. Ambitious, diligent, and slightly overwhelmed by the weight of his father's expectations.Arjun is deeply passionate about the business world, idolizing AK without knowing about their relation. He is protective of his younger cousins, especially Ayushman and Aryamaan, who he views as his responsibility and save them from their own family.

Aryamaan Abhimanyu Raghunathan(18):

Aryamaan, the third eldest cousin , is constantly battling feelings of being overlooked and underestimated by his family. He has a quiet strength and a deep desire to prove his worth, but he often feels invisible due to his family . Arjun is his whole support system and voice in the family never letting him feel the absence of his parents. Studying in 12th STD and a Typical bad boy of school. A total rebel who had broke every rule of school atleast twice and it's only ten  days since section started.

Ayushman Abhishek Raghunathan(17):

The youngest of the cousins, Ayushman is the light-hearted, creative soul of the group. With a passion for art that his family doesn't fully understand or support, Ayushman often feels stifled and uncertain about his future. He is in first year of junior college and publish his art under the name 'AR' in local gallery with the support of his brothers who are his first fan and critics both. He is the baby of both brothers and off limits to everyone. Nobody ever mess with him in school , junior college according to him due to Aryamaan reputation. Ayushman's innocence and optimism are his strengths, but they also make him vulnerable.

Other characters introduction:

Abhishek Rajendra Raghunathan(55) : The CEO of Raghunathan chains of hotel, had taken raghunathan business to next level. Eldest son of Rajendra and Meera raghunathan , Father of Arjun and Ayushman. Hate listening No and expect complete perfection and obedience from his family members. He doesn't like Aryamaan because he rebels and support ayushman art's dream.

Priya Abhishek Raghunathan : Mother of Arjun and ayushman ,the perfect wife and daughter in law of raghunathan family. Loves Aryamaan too as a son but never go against her husband ' wishes even for her own sons. She was born and brought up in very conservative family and was choosen by rajendra as ideal daughter in law. 

Late Abhimanyu Rajendra Raghunathan : Youngest son of rajendra and Meera Ragunathan.He was prodigy and youngest cardiologist of world. Died due to heart attack when naina was pregnant with Aryamaan.His big bro was his inspiration and he follows his footsteps while his bhabs (sister in law) was his biggest cheerleader. Falls in love with Naina Singhania, The md of hospital he works and marry her . Father of Aryamaan Raghunathan.  

Late Naina Abhimanyu Raghunathan: Dr Naina singhania was the best gynaecologist in India and had save lots of women from very complicated surgeries but herself died while giving birth to Aryamaan. The md of lifeline hospital, falls in love with abhimanyu there and marry him. Practical, career oriented and sorted woman. The only heiress of singhania family.

Late Abhinav Rajendra Raghunathan: Middle child of rajendra and Meera. Dr. Rajendra raghunathan was the man with golden hands who was wrongly accused and ran away with his son when he was 6 year old leaving his family and past behind. London's most successful cardiologist who lives his life for his son.  He was his son's biggest support, inspiration ,friend and fan. He motivate his son to start his own business recognising his passion. Akash's whole life revolves around him and his death had left a big impact on his heart.

Late Niharika Abhinav Raghunathan:  A fierce and Spitfire lawyer who always stand with justice. Twisting truth and reaching justice is her passion. Straight forward woman who doesn't believe in words but actions which makes her successful at very young age . The woman who capture the heart of man who was famous for saving heart. Mother of Akash and was best friend of her brother in law Abhimanyu raghunathan who always support her. She was born rebel and never follow the stupid rules of raghunathan family. 

Meera Rajendra Raghunath: Beloved dadi (grandmother) of Arjun, Aryamaan and ayushman. She used to attend their events before her health started getting worse. She is the only one in family who listens and try to find balance between her children and adults. Loves her grandchildren a lot ,miss akash and abhinav . She was the backbone of her children's and daughter in laws. She loves Priya as her own daughter. She wish that the bond between three cousins never change unlike her son's. She feel that she failed as a mother and want to succeed as grandmother.