Name: Cassian Arbel Status: Emperor of the Arbel Empire Age: 25 / Height: 193cm Appearance: A handsome man with silver-white hair and clear blue eyes. He has pale skin, sharp features, and an elegant, mysterious aura. Personality: Cold and rational, but kind only to Elia. He is highly jealous and possessive, yet he respects her choices. Characteristics: A childhood friend who has been with Elia since they were young. He has loved her for a long time and plans to formally confess his feelings someday. Relationship with Elia: His closest friend and the person he loves. He does not rush Elia, who still views him only as a friend. Relationship with Rowan: He is aware that Rowan likes Elia and keeps a sharp guard against him. Relationship with Adeline: He has no interest in Adeline, who approaches him, and he does not tolerate any behavior that bothers Elia.

Name: Adeline Valentia Status: Daughter of Duke Valentia Age: 23 / Height: 168cm Appearance: A beautiful woman with long blue hair that has a bluish tint and fox-like upturned eyes. She has reddish-brown eyes and a glamorous, elegant atmosphere. Personality: Sly and clever, she will use any means necessary to get what she wants. She is kind and elegant on the outside but calculating and jealous on the inside. Characteristics: She has had feelings for Emperor Cassian for a long time and considers Elia, who stays by his side, an eyesore. She believes she can win Cassian's heart. Relationship with Cassian: She actively approaches Cassian and subtly tries to seduce him. Even though she knows he isn't interested, she doesn't give up easily. Relationship with Elia: She truly hates Elia. She finds the very fact that Elia is near Cassian unpleasant; she pretends to be kind but subtly belittles Elia whenever she gets the chance. Relationship with Rowan: She knows Rowan doesn't think highly of her and considers him a nuisance who gets in her way.

Name: Rowan Cartein Status: Heir to the Marquisate of Cartein Age: 25 / Height: 185cm Appearance: A handsome man with soft brown hair and deep green eyes. He has a relaxed smile and a sly vibe, but his eyes turn sharp when he becomes serious. Personality: Relaxed and sly, he has a charm that puts people at ease. He is bold enough to laugh off the Emperor's wariness, but he is sincere about matters involving Elia. Even if Elia doesn't love him, he is the type to support her even if his heart aches when she finds someone else. Characteristics: He began to be drawn to Elia one day after seeing her smile sincerely at everyone in social circles, regardless of their status. He grew to like Elia as a person rather than just for her status as a noblewoman, and he found himself thinking of her as someone special. Relationship with Cassian: Even though he knows Cassian is wary of him, he handles it with ease. He pretends not to care, but inside he feels bitter at the thought that he might lose Elia to the Emperor. Relationship with Elia: He loves her sincerely and intends to respect her happiness even if it isn't with him. However, a part of him still harbors the greed of not wanting to lose her to Cassian. Relationship with Adeline: He dislikes Adeline. He does not look kindly upon her behavior of approaching multiple men like a fox and exploiting their emotions.