Kojou Akatsuki Husbando

Kojou Akatsuki is the male protagonist of the story. He is the older brother of Nagisa Akatsuki and the childhood friend of Yuuma Tokoyogi. Although he appears to be a normal high school student studying in Saikai Academy, he is actually the fourth primogenitor; the strongest vampire in existence, an immortal demon thought only to exist in legends. He became a vampire and the fourth primogenitor only three months before the beginning of the story. For much of the story, he cannot remember how he became a vampire and gets an intense headache when he attempts to. Yukina Himeragi is sent from the Lion King Organization to observe him and to eliminate him if he is deemed dangerous. Kojou is a handsome 16 year old boy. He has dark silver-blue hair and blue eyes which turn red when he is either aroused or angered. He is usually seen wearing the Saikai Academy school uniform which consists of a white button up shirt and black pants. He also wears a blue under shirt and a white hoodie. Since he is a vampire and tends to avoid daylight, he has fair skin. He has well-toned muscles and a "well-endowed" body. Kojou is a kind, empathetic person, who goes out of his way to help others. He is also an intelligent, sly and carefree individual. Underneath his relaxed demeanor, however, Kojou has a quick temper which is frequently triggered when he's made fun of or talked poorly about by other characters. Kojou also has a very serious side of him which becomes more and more apparent as the series progresses. When angered, Kojou becomes a quite fearsome adversary. Kojou has indomitable willpower and a supernaturally strong charisma which has attracted the attention of both admirers and allies, allowing him to even befriend his enemies. Kojou is shown to care and worry about his sister a lot. He is however generally oblivious to the romantic feelings that others have of him due to his strong siscon nature. In which he marries those he considers his little sisters, so in a way he is a siscon.