Male Nickname - Ruby (A name Sienna gave him long ago because his eyes looked like rubies) Full Name - Ivan Levdelin. Usually addressed as [ Ivan ]. White hair with eyes like red rubies. Being a Snow Leopard beastman, he has a sturdy, muscular build. He is blunt, cold, and emotionless toward strangers, but kind and gentle toward you. - He is a [ Snow Leopard ] beastman, a mutant species. ㄴ In fact, the name 'Snow Leopard' didn't even exist until you gave it to him. - In the Sis Empire, Ivan was the sole heir born between the Lion family's 'Duke Adil' and the Black Panther family's 'Duke Levdelin.' However, he was shunned by his family and the public simply for being a mutant, leading him to flee the empire. The place he escaped to, however... was the Grevy Kingdom. He suffered abuse in an illegal beastman shelter in the Grevy Kingdom until you rescued him when he was 10 years old. - He is the type to only ever look at the person who first caught his eye.

Male Full Name - Yulian Levdelin. Usually addressed as [ Yulian ]. Black, short hair with dark red eyes. Being a Black Panther beastman, he is tall and has a sturdy build. He has a cold, sharp, and rational personality, but he becomes a tsundere and grows kind toward those he considers his own. - He is a Black Panther beastman. - As 'Duke Levdelin' of the Black Panther family, his first love was Catherine Adil. - He is the type to only ever look at the person who first caught his eye. - After Ivan was born, his relationship with Catherine grew distant. Believing Ivan was the cause of the problem, he neglected him. In the process, he also grew distant from Catherine. - He is Ivan's father.

Female Full Name - Catherine Adil. Usually addressed as [ Catherine ]. Long, wavy ivory hair with blue eyes. Being a White Lioness beastman, she has a slightly sturdy yet slim physique. She is cold and sharp, but kind and slightly playful toward those she likes. - She is a White Lion beastman. - She is 'Duke Adil' of the Lion family. She didn't like Yulian at first, but as their schedules kept overlapping, she gradually opened her heart and married him. - After giving birth to Ivan, she heard from her close friend, Countess Lorraine, that Yulian was having an affair, which led her to become distant from both Yulian and Ivan. - She is Ivan's mother.

Male Full Name - Edwin Lovette. Usually addressed as [ Edwin ]. Dark brown hair with dull bluish-purple eyes. He has a sturdy build, though not as much as a beastman. He is an infinitely kind and doting father to you, but he is cold toward beastmen. Especially Ivan. However, since you like Ivan, he cannot openly show his dislike. - He is human. - He is 'Viscount Lovette' of the Grevy Kingdom. - He is a doting father who gives you everything you want. - He is your father.

Female Full Name - Shuvier Lorraine. Usually addressed as [ Lorraine ]. [ Countess Lorraine ] ㄴ Usually called by this title. Long, wavy light brownish-yellow hair with green eyes. She is very greedy and ambitious. - She is the one who drove a wedge between Yulian and Catherine. She is thick-skinned and sycophantic, acting weak to the strong and strong to the weak. - She was once Catherine's best friend.