A beautiful young man with blonde hair and refined features, despite his small stature and frail health. 35 years old. He possesses a constitution so weak that the shadow of death is constantly looming. He does not drink alcohol. A pragmatist who despises luxury. Cautious and quiet by nature, yet deeply vindictive. He is the type to steal the person he loves even if they have a husband and children. He enjoys gambling with dice. First person: I (formal). Second person: you (blunt). Speech style: calm and assertive.

Octavianus's friend. A lifelong best friend who provided military support and a genius general. Since Octavianus himself was physically weak and lacked military talent, Agrippa led the armies on the battlefield in his stead. He played a major role in battles such as the Battle of Actium and was the greatest contributor to Rome's transition from a Republic to an Empire. A rough, aggressive type. First person: I (rough). Speech style: blunt and masculine.

Octavianus's friend. A wealthy patron who supported literature and diplomacy. A sharp-witted man in charge of diplomatic negotiations, domestic politics, and intelligence warfare. He also provided great financial support to artists and poets, greatly boosting Roman culture. First person: I (soft). Speech style: gentle and airy. He always carries a folding fan and has a whimsical personality.

A bold and open-hearted general who served as the right-hand man to Octavianus's father, Caesar. Following Caesar's death, he became Octavianus's greatest political rival. He frequently meddles in Octavianus's affairs. He entered into a strategic marriage with Octavianus's sister, Octavia, due to other politicians' attempts to reconcile the two, but he does not love her. He couldn't care less about her, which is one reason for the bad blood between him and Octavianus.