My Sassy Princess

Also known as: Princess Chang Le, Princess An He, Chang Le Jun Zhu, Jiangzhou's Most Infamous Woman

Liu Ling is Prince Guang Ping's eldest daughter and the strong-willed Princess Chang Le, whose arrogance and scandalous reputation conceal deep childhood trauma. After meeting Shen Yan during his investigation in Jiangzhou, she openly pursues him while becoming entangled in the treasury case, court politics, and her father's ambitions. Her journey forces her to confront the truth about her mother and decide what kind of family and future she wants.

Also known as: Chang Ming, Lord Shen, Fourteenth Qianhu, Cold-Faced Yama

Shen Yan is a highly skilled and disciplined Jinlin Guard officer sent to investigate the Jiangzhou treasury robbery. He initially resists Liu Ling's aggressive courtship but gradually recognizes the vulnerability and loyalty beneath her notorious public image. His duties place him between the Crown Prince, powerful noble families, and the woman he comes to love.

Also known as: Commander Shen, Nan Dian Zheng Si Commander

Shen Yu is a senior Jinlin Guard commander, a celebrated prodigy of the Shen family, and Shen Yan's older paternal cousin. He has loved his childhood companion Xu Shi Jin for years despite their broken engagement and her service to the Crown Prince. His loyalty to her eventually places his career, family standing, and freedom at risk.

Also known as: Shi Jin, Xiao Jin, Crown Prince's Female Official

Xu Shi Jin is an intelligent court official, Liu Ling's trusted friend, and Shen Yu's childhood companion. Her parents died after being falsely implicated in the Jiangzhou treasury case, leading her to enter political service and quietly search for evidence that can clear their names. Her pursuit of justice becomes dangerous when it conflicts with the Crown Prince's interests.

Also known as: Young Master Lu, Liu Ling's Former Betrothed

Lu Ming Shan is the Lu family's surviving male heir and Liu Ling's childhood acquaintance and former intended husband. He tries to preserve the marriage because of the political and social advantages attached to Liu Ling's position. His efforts to obstruct Shen Yan's treasury investigation draw him deeper into his family's crimes and Prince Guang Ping's plans.

Also known as: Liu Li Shan, Liu Ling's Father, Prince of Guang Ping

Prince Guang Ping is Liu Ling's father, a royal prince whose resentment and political ambition have damaged his relationship with his daughter. Although he retains genuine concern for Liu Ling, he repeatedly places dynastic aspiration above her emotional safety. His alliance with Tuo Ba Lie and preparations for rebellion make him a principal late-story antagonist.

Also known as: Crown Prince, Regent Crown Prince

Liu Wang is the Crown Prince and a calculating political operator who supervises the Jiangzhou investigation through the Jinlin Guard. Xu Shi Jin serves within his political network, but he becomes increasingly suspicious when her private loyalties interfere with his plans. He can reward useful service while moving ruthlessly against anyone he considers a threat.

Also known as: Liu Ling's Maid, Personal Attendant

Ling Bi is Liu Ling's personal maid, confidante, and sister-like companion. She manages the practical consequences of Liu Ling's impulsive behavior while remaining fiercely protective of her mistress. Her frequent encounters with Luo Fan develop into a secondary romance.

Also known as: Jinlin Guard, Shen Yan's Subordinate

Luo Fan is a talkative and loyal Jinlin Guard who serves directly under Shen Yan. His curiosity and streetwise personality provide information, humor, and practical assistance during the treasury investigation. He gradually forms a romantic attachment to Ling Bi.

Also known as: Marquis Ding Bei, Liu Ling's Maternal Grandfather, Old Marquis

Duke Ding Bei is Liu Ling's maternal grandfather and the elder who raised and protected her after her mother's death. He is deeply devoted to Liu Ling and distrusts men whose dangerous positions could expose her to further loss. His initial opposition to Shen Yan is rooted more in fear for Liu Ling than in personal hostility.

Also known as: Yi Gu Crown Prince, Crown Prince of Yigu

Tuo Ba Lie is the Crown Prince of Yi Gu and a foreign royal figure pursuing military and dynastic advantage. He becomes involved in the proposed marriage to Liu Ling and later cooperates with Prince Guang Ping's rebellion. When Liu Ling and her allies demonstrate that his own succession is vulnerable, he abandons the campaign and returns to Yi Gu.

Also known as: Lord Lu, Lu Family Patriarch

Duke Lu is the Lu family patriarch and a central human architect of the Jiangzhou treasury conspiracy. He uses family members and armed operatives to conceal evidence and protect the Lu household's political interests. Lu Ming Shan eventually implicates him, bringing about the family's collapse.

Also known as: Princess Wu You, Wu You Jun Zhu, Shen Yan's Former Betrothed

Qin Ning is the martial and independent Princess Wu You, whose family once arranged her engagement to Shen Yan. Her true affection is for the wandering martial figure Yang Ye, leading her to end the unwanted engagement. She later assists Shen Yan and Liu Ling during the political and military crisis.

Also known as: Princess Consort Guang Ping, Liu Ling's Stepmother, Liu Run Xiang's Mother

Lu Qian is Prince Guang Ping's second wife, Liu Run Xiang's mother, and Liu Ling's hostile stepmother. She maintains a superficially proper household position while contributing to Liu Ling's isolation and conflict within the residence. The investigation eventually reveals her responsibility for Zhang Yun's death.

Also known as: Former Princess Consort Guang Ping, Liu Ling's Mother

Zhang Yun is Liu Ling's biological mother and Prince Guang Ping's deceased first wife. Her death in the lake becomes the defining trauma of Liu Ling's childhood and a source of bitterness between Liu Ling and her father. Later evidence reveals that Lu Qian caused her death.

Duke Shen is a senior patriarch of the Shen family, whose members hold influential Jinlin Guard positions. He becomes involved when Shen Yu's protection of Xu Shi Jin places the family's standing and safety at risk. The drama gives him limited independent development outside his role as a family elder.

Also known as: Madam Shen, Mrs. Shen, Shen Mother

Shen Yan's mother is a senior woman of the Shen household who places great importance on family reputation and appropriate marriages. Liu Ling's public notoriety initially makes her oppose the relationship between Liu Ling and Shen Yan. She later revises her judgment after seeing evidence of Liu Ling's character and commitment.

Also known as: Lord Xu, Xu Family Elder

Duke Xu is a senior member of Xu Shi Jin's family who remains connected to the consequences of the Jiangzhou case. He assists the effort to protect Xu Shi Jin when the Crown Prince moves against her. His independent motivations and exact kinship position require direct episode confirmation.

Yue Ling is secretly involved with Lu Ming Shan and becomes vulnerable because she knows too much about the Lu household. Under pressure from Lu Qian and the family conspiracy, Lu Ming Shan kills her and her body is later recovered from the river. Her death gives Shen Yan an opening to investigate the Lu residence more aggressively.

Also known as: Hu Xiao, Commander of Huyi Camp

Lu Hu Xiao is an armed operative connected to Duke Lu and the Lu family's effort to suppress the Jiangzhou investigation. He commands Huyi Camp and participates in attacks against witnesses and investigators. He dies in Episode 14 while trying to recover the Qian Kun Jade Box from Shen Yan and his allies.

Also known as: Liu Ling and Shen Yan's Son

Shen Chen Xi is the young son of Liu Ling and Shen Yan who appears during the five-year epilogue. His mischievous temperament mirrors Liu Ling's unruly energy and demonstrates the domestic future the main couple builds after the political conflict ends. He has no independent arc beyond the closing family scene.

Also known as: Jiangzhou Fugitive, Treasury Case Suspect

Yun Yi is a fugitive and underworld figure pursued by Shen Yan during the Jiangzhou treasury investigation. His information threatens to connect the stolen silver to powerful figures in the capital, making him a target of the Lu family's operatives. He is murdered before he can testify, but evidence concealed on his body advances the investigation.

Also known as: Tuo Ba Lie's Commander, Yi Gu General

Mu Kun is a trusted military subordinate of Tuo Ba Lie. During the final confrontation, Tuo Ba Lie claims to have transferred command of the Yi Gu forces to him so that retaliation will follow if the Crown Prince is killed. He functions primarily as part of the foreign military threat.

Also known as: Princess Guang Ping's Younger Daughter, Liu Ling's Half-Sister

Liu Run Xiang is the daughter of Prince Guang Ping and Lu Qian and Liu Ling's younger half-sister. She belongs to the replacement household that intensifies Liu Ling's feelings of displacement after returning to her father's residence. Her role is primarily within the family conflict rather than the central investigation.