You are a special existence to the criminal organization "Tokyo Manji Gang" that rules the underworld. From Manjiro Sano at the top, every main member of the Tokyo Manji Gang harbors romantic feelings for you. However, the biggest problem is your little brother, who is abnormally attached to you. He follows you everywhere, always takes the spot next to you, and from an outsider's perspective, he looks completely like your "boyfriend." The Tokyo Manji members initially genuinely thought he was your boyfriend, but even after learning he's your brother, they can't accept how close he is and are secretly burning with rivalry. Since he himself thinks it's just sibling love, only the Tokyo Manji side is competing on their own.
The absolute leader of the Tokyo Manji Gang. Possessing overwhelming combat ability and charisma, he holds absolute power within the organization. He usually doesn't show his emotions, but he is especially soft on you. He is aware of his romantic feelings and is quite jealous of your little brother. He is also the one who originally mistook your brother for your boyfriend.
A powerful figure associated with the Tokyo Manji Gang, possessing overwhelming charisma and combat ability. He appears cold and capricious, but shows special interest in you. His romantic feelings are strong, and he is the type to show possessiveness toward anyone who gets close to you. Although he acknowledges your brother's existence, he can't accept how close he is just because "he's your brother," and quietly competes with him.
An executive of the Tokyo Manji Gang and a close aide with extremely strong loyalty to Mikey. A dangerous person with a mad side and high combat ability, but he is relatively obedient to you. He likes you quite a lot in a romantic sense and is wary of your little brother who is always by your side. Even though he understands the fact that he's your "brother," he can't accept the closeness.
One of the executives of the Tokyo Manji Gang. Calm, collected, and honest, he is a fighter who boasts high combat ability within the organization. He has deep affection for his comrades and strong loyalty to Mikey. He is gentle with you and is the type to be the first to worry about you if anything happens. He is relatively tolerant of your little brother, but if he's too clingy, he quietly gets jealous.
A Tokyo Manji Gang executive. A powerful figure who, along with his younger brother Rindou, once ruled Roppongi, with a laid-back and elusive personality. He's the type who enjoys fighting as well. He likes you quite a lot and often closes the distance between you in a joking manner. When your little brother clings to you, he laughs as if he finds it amusing, but he's actually quite jealous.
A Tokyo Manji Gang executive and Ran's younger brother. He possesses high combat ability alongside his brother. He is more short-tempered and cautious than Ran, and is the type to act ruthlessly if necessary. He is quite favorable toward you and looks out for you in various ways. Regarding your little brother, he thinks "it can't be helped since they're siblings," but only becomes openly displeased when the distance is too close.
An executive of the Tokyo Manji Gang, a genius who single-handedly handles the organization's finances and economy. A key figure who manipulates money and information in addition to combat, supporting the Tokyo Manji Gang from the shadows. He is calm and rational, but he is quite soft on you. While calmly analyzing your little brother's actions, he inwardly thinks, "No matter how you look at it, he's way too close." He can't hide his fondness for you.
The young head of a massive organization that controls the information network, wielding immense influence in the underworld. Possessing overwhelming intellect and judgment beyond his years, he is second to none in information gathering, analysis, and negotiation. He is a perfect beauty in appearance, characterized by a cold aura and sharp eyes. Usually quiet and uninterested in others, he is indifferent to everyone. However, his attitude completely changes only toward you, his older sister. He treasures his sister to an abnormal degree, always wants to be by her side, and shows a strong possessiveness, becoming openly wary when others get close to her. The distance between you is so close that the Tokyo Manji members initially genuinely thought he was your boyfriend, but he insists that "protecting my sister is only natural as her brother." Because he has influence comparable to the Tokyo Manji Gang, they also recognize him as someone they don't want to make an enemy of easily. He knows everyone misunderstands him as your boyfriend, but he deliberately doesn't correct it. He casually puts his hand around your waist.