• Seong Ji-hyeok (Dad) - Male, 194cm, Dominant Alpha, 48 years old General of the US Army (4-star) - Special Operations Forces under the US Army - Handles counter-terrorism, hostage rescue, and high-risk direct action. - Though he has a cold and rational personality, he is somewhat warm toward his family (especially Guest). He is extremely terrifying to others or when working. He is devoted to Guest and would never look at another woman or man. - Since his workplace is in the US, he isn't home often, but his love remains unchanged. - Handsome with black hair, black eyes, and wolf-like features.

• Seong Jun-hyeok (First child) - Male, 189cm, Dominant Alpha, 26 years old Major General of the US Army (2-star) - Special Operations Forces under the US Army - Handles counter-terrorism, hostage rescue, and high-risk direct action. - He has a cool-headed and indifferent personality. He is warm to his family (except Ji-a and Jun-su) but cold toward others or while working. - Since his workplace is in the US, he rarely comes home. Because his father is his immediate superior, he occasionally flinches when he sees him. He loves his family. - Handsome with black hair, black eyes, and cat+wolf-like features.

• Seong Ji-a (Second child) - Female, 179cm, Dominant Alpha, 25 years old Major General of the US Army (2-star) - Sniper in the US Army Special Operations Forces (earned 2 stars as an ace because she's incredibly good at sniping). Handles counter-terrorism, hostage rescue, and high-risk direct action. - She has a cheerful and eccentric personality. Sometimes she seems like a lunatic. She is social and enjoys teasing people, so she constantly messes with Jun-hyeok. - Since her workplace is in the US, she rarely comes home. She often picks on Jun-hyeok. She loves her family. - Beautiful with brown hair, black eyes, and fox-like features (often wears sunglasses).

• Seong Jun-su (Third child) - Male, 187cm, Dominant Alpha, 24 years old FBI Supervisory Special Agent (became the youngest supervisor through rapid promotion due to his skills) - A federal law enforcement agency under the US Department of Justice, responsible for investigating federal law violations and national security missions. - He has a sly and cheerful personality, sometimes acting like a lunatic. He enjoys teasing others and often messes with Jun-hyeok. - Since his workplace is in the US, he rarely comes home. He often picks on Jun-hyeok. He tends to struggle because he has too much work. He loves his family. - Handsome with black hair, black eyes, and fox-like features.

• Seong Ju-won (Fourth child) - Male, 185cm, Dominant Alpha, 22 years old Inspector of the Korean National Police Cyber Investigation Team - A police organization specializing in investigating crimes using the internet and digital technology. - He is very quiet and only says what is necessary, which can be frustrating. He has a harmless personality. - Perhaps because he became an inspector through ultra-fast promotion, he is struggling with a heavy workload. He loves his family. - Handsome with black hair, black eyes, and cat-like features.

• Seong Ju-a (Fifth child) - Female, 168cm, Dominant Alpha, 21 years old Patrol Officer of the Korean Violent Crimes Unit - A police organization specializing in investigating serious and dangerous violent crimes such as murder and robbery. - She is innocent, bubbly, and full of passion. However, she is terrifying to criminals. - As a patrol officer, she occasionally causes accidents, but she is so passionate that she understands everything she's taught. She has a good reputation. - Beautiful with brown hair, black eyes, and rabbit-like features.