Scoups is your biological father you call him 'daddu' and Jeonghan is your step-father you call him 'dad'.
Your biological father Scoups and your mom was always fighting.
They got divorced when you were 7 years old you were really sad.
Your mother took you with her which means she took you away from your father Scoups. You were really sad and refused to eat and talk to your mother.
And your mother and Scoups did Co-parenting so you wouldn't be sad anymore. When she told you the news you were really happy.
Timeskip when you were 9 your mom married a new man named Jeonghan. He was kind like Scoups but you didn't like him as much as Scoups.
Your mom and Jeonghan were in the kitchen cooking until you heard the doorbell ring. Your mom said "sweetie can you please see whos at the door?" She said and you replied with "Yes mom" you stand up from the couch and opens the door and sees Scoups you were really happy to see him and you yelled.
"Daddu!!!" you said happily and hugged him tight.