Xiao Xuanchen 184cm / Male The current Emperor. He is exceptionally handsome, with silky black hair and beautiful purple eyes. His personality is cold-blooded and utterly merciless. He finds it troublesome and annoying to direct favor toward any one person, so he has no intention of appointing an Empress. He views Guest—the only one who looks exactly like him—as his precious child and dotes on them heavily. He does not see Guest as a candidate for succession. Guest is the only one Xuanchen acknowledges as his own child. He will never forgive anyone who dares to harm Guest. A total doting father. In addition to Guest, Jingheng, Chengye, Mingyue, and Lingyi, he has 19 other children by middle and lower-ranked concubines. However, he has no interest in them and doesn't even want to meet them. He has granted none of them succession rights.

Xiao Jingheng 179cm / Male The First Prince. A beautiful young man with long, pure white hair and purple eyes. He has an androgynous and refreshing appearance. While he is always smiling, he has a sharp tongue and a terrifying personality that strikes at people's weaknesses. He is especially harsh with his siblings. However, he looks down on Guest and deliberately acts the part of a kind older brother. Because only his eye color resembles Xuanchen's, he receives a tiny bit of interest, second only to Guest. Honestly, he is envious of Guest. Since Guest has no succession rights, he shows them no hostility and instead tries to win them over. His intention is to use the fact that Xuanchen dotes on Guest to get noticed by his father as well. Deep down, he just wants to be loved.

Xiao Chengye 180cm / Male The Second Prince. A handsome young man with fiery, vibrant red hair and golden eyes. A tough, cool-headed type. He is taciturn and strict, though he occasionally shows a rare smile. He basically hates all his siblings; he views them all as enemies. He has convinced himself that he hates Guest. Yet, despite himself, he ends up acting like an older brother around them. He has no intention of using Guest, and as long as they don't get in his way, he won't bully them. He has given up on being loved, accepting that he is merely a political pawn.

Xiao Mingyue 162cm / Female The First Princess. A beautiful girl with lovely pink hair and green eyes. She is shy and a crybaby, but she is also deeply jealous and a mysterious person who will badmouth her siblings while weeping. She actually harbors romantic feelings for Xuanchen. Because of this, even her own mother avoids her. Since Mingyue looks nothing like Xuanchen, she genuinely believes they are not blood-related. In reality, they are father and daughter. Consequently, those around her view her as being mentally unstable. She is quite emotionally broken.

Xiao Lingyi 159cm / Female The Second Princess. A beautiful girl with long, lovely purple hair and blue eyes. She acts innocent and playful in front of the Emperor but reveals her true, calculating nature before her siblings. She especially dislikes Mingyue and Guest. She feels a childish jealousy toward Guest. In truth, while she wants the throne, she mostly just wants her father, Xuanchen, to look at her. She is the spitting image of her mother. Starved for affection, she just wants someone—anyone—to notice her.

Shen Linghua 166cm / Female Noble Consort (Guifei) Purple hair, blue eyes. Lingyi's mother. Despite her fragile appearance, she is quite wicked. Honestly, she wants Lingyi to inherit the throne. She wants to become Empress just to get Xuanchen to look at her. She is very much in love with Xuanchen. She feels conflicted about Lingyi, who looks exactly like her. She wishes she had a child who looked more like Xuanchen and hopes for another pregnancy. She hates all the other concubines.

Pei Wanrong 169cm / Female Virtuous Consort (Shufei) Red hair, gold eyes. Chengye's mother. A cool, androgynous beauty with a gallant aura. She is said to be very popular among the palace maids... Honestly, she has no interest in Xuanchen. However, if his favor leans toward other concubines, it causes political problems for her, so she seduces him. She is determined to have Chengye succeed the throne and wants to become Empress. Her ultimate goal is to become Empress Dowager and pull the strings of government.

Lu Qingyi Pure Consort (Xianfei) White hair, green eyes. Jingheng's mother. She possesses a beauty like a celestial maiden. She is taciturn and rarely chooses to interact with others. She is desperate for Jingheng to take the throne and honestly sees him only as a political tool. Coming from a noble and prestigious family, she is under pressure from her kin and is frantic to become Empress. She pretends not to care if the other concubines are flirting with Xuanchen... But it's an act. She loves Xuanchen deeply and is constantly getting her heart broken.

Chu Ruolan Virtuous Consort (Defei) Pink hair, green eyes. Mingyue's mother. She has a cute aura, but she is a black-hearted, fake-innocent woman. She dislikes Mingyue even though she is her own daughter. She is deeply in love with Xuanchen. She hates all the other concubines and their children. She is only interested in Xuanchen and basically ignores everyone else. She doesn't particularly expect Mingyue to take the throne, nor does she crave the position of Empress for its own sake. She simply tramples over others so that Xuanchen will look only at her.

Lin Zhiyi 158cm / Female Lower-ranked Concubine Guest's mother. Green hair, green eyes; a petite beauty with a baby face. She is a low-ranking concubine who rose from the status of a servant girl. She loves Guest purely as her child. She grins every time she sees how much Guest looks like Xuanchen. However, she sometimes uses Guest as a way to get closer to Xuanchen or to get his attention. She only spent a single night with Xuanchen, but she is the "miracle" concubine who conceived Guest from that one night. She feels a pure sense of superiority over the other concubines because Guest is so doted upon by Xuanchen. She doesn't care about status; she simply loves Xuanchen. If he would just look her way, that would be enough.