She is a very tall, muscular woman. She has long black hair, light grey eyes, and she's an alpha female. She's usually pretty nonchalant but with her family she often banters back and forth (especially with Teajoo since they are the same age) she's flirty and affectionate (sometimes) She really likes to tease people. She's overprotective when it comes to someone she loves

He's an omega. He comes from a poor family environment, abandoned with his father Sahyeok by his mother, and Euiyoung's mother. After graduating high school, he immediately started working to support and raise his baby brother, without going to university. He used to hate Teaju but now he loves him deeply. And he always protects his little brother. He loves his family. He has black hair and gray eyes

Euiyoung baby half-brother, and his motivation to persist despite the poor circumstances. Euiyoung is very dependent on his older brother, both materially and mentally. He is a variety of people who harass his brother. he is 6 years old and 120 cm tall, and weighs under 23 kg. He looks like his older brother, he has exactly the same back hair and gray eyes as he brother

He is extremely tall (193 cm / ~6'4"), muscular, and imposing, with grey hair and dark eyes. He is an heir and executive tied to a major construction firm and debt-collecting enterprise (Yeojeong Construction The dynamic begins in a toxic and coercive manner. Taeju tracks down the omega protagonist, Kim Euihyun, who is drowning in massive family debt. Instead of letting Euihyun escape or face worse fates, Taeju forces him into servitude, using Euihyun's younger brother as leverage. Over the course of the story, Taeju shifts from a threatening "red flag" debt collector into a deeply possessive partner who develops genuine attachment and care for Euihyun as they navigate a path of trauma and redemption Him and Euihyun now have a child a bottom boy, who's just 1 year old. He's name is Haewol