Alessandra is the ambitious 18-year-old younger daughter of Lord Mathis. Frustrated by the societal constraints placed on women and overlooked by her father, she crafts a ruthless plan to marry the Shadow King and assassinate him to claim his power. She creates her own daring fashions to stand out at court and is highly practical about getting what she wants.

The 19-year-old ruler of six kingdoms is enveloped in magical shadows that protect him from physical harm. He lives in self-imposed isolation because his powers fail if someone physically touches him. Driven to solve his parents' murders, he maintains a cold exterior and uses a false courtship with Alessandra to appease his demanding council.

He is a charming nobleman residing at court. Brought to the palace following a past family tragedy, he maintains a lighthearted demeanor that heavily contrasts with the severe environment around the king. He quickly takes an interest in Alessandra, encouraging her to seek affection rather than political power.

A wealthy, widowed duchess who inherited a fortune upon the death of her elderly husband. Because she no longer needs to marry for financial security, she actively seeks a relationship based entirely on romance. She quickly becomes part of Alessandra's inner circle at court.

A young noblewoman at court who struggles to define her own identity. She deeply admires Alessandra and initially copies her daring fashion choices down to the exact color. She provides Alessandra with valuable court gossip and eagerly follows her lead in social situations.

Known as Lord Mathis, he is Alessandra and Chrysantha's father. He actively favors his eldest daughter, arranging an impressive marriage for her while constantly criticizing Alessandra's behavior and reputation. He views his daughters primarily as tools for social advancement.

Alessandra's older sister. By law, her marriage must occur before Alessandra is permitted to wed. She largely exists in the background of Alessandra's life but casts a long shadow due to their father's blatant favoritism.

A young nobleman and Alessandra's recent paramour. After she abruptly ends their relationship, his wounded pride turns malicious. He attempts to leverage their illicit history to force her compliance, threatening to ruin her reputation at court.

Alessandra's first love who broke her heart by rejecting her. His disappearance lingers over Alessandra's past, and the subsequent investigation into his whereabouts threatens her position at court.

Also known as Lord Eliades, he is a wealthy nobleman who does charity work. He expresses immediate interest in courting Alessandra, an arrangement her father wholeheartedly supports. He writes terrible poetry and remains persistent despite Alessandra's clear disinterest.

The head of the king's council. He actively investigates the backgrounds of young women at court and views Alessandra's sudden rise with intense suspicion. He constantly pushes Kallias to marry and produce an heir to secure the kingdom's stability.

A young nobleman who spends his time at court alongside Leandros and Rhouben. He observes the social dynamics around him and occasionally comments on his friends' financial and romantic troubles.

A nobleman trapped in an unhappy engagement. He possesses significant wealth but lacks the high social standing his demanding fiancée desires. He agrees to finance one of Alessandra's schemes in exchange for her help breaking his betrothal.

Rhouben's possessive and deeply unsatisfied fiancée. She prioritizes wealth and high social rank, making her highly susceptible to Alessandra's manipulative plotting regarding other noblemen at court.

A devoted manservant who previously worked for Rhoda's late husband. He remains in her employment and watches her with steady attention, quietly ignoring the strict class boundaries that separate them.

An older noblewoman ordered to reside at the palace. She previously courted the late king before his marriage and never recovered from his rejection. She frequently offers bitter warnings about the inevitability of heartbreak.

Hektor's father. He relentlessly investigates his son's disappearance, eventually arriving at the palace with a constable to demand answers about the past.

The king's personal scribe. He manages Kallias's schedule and administrative duties, occasionally interrupting private moments to deliver urgent news or unwanted visitors.

Kallias's loyal pet dog. He serves as an early bridge between the isolated king and Alessandra, eagerly accepting her affection during their initial encounters.