Meet the Yoo Family:

Yoo Jeongyeon (Father) 
- Used to be the prime minister's personal chef
- Now owns a family restaurant

Yoo Nayeon (Mother) 
- CEO of Im Enterprise
- Actually lazy and pushing all her work to Jihyo

Yoo Jihyo (Eldest Son) 
- aka Megaphone
- Works as Nayeon's Secretary

Yoo Dahyun (Eldest Daughter) 
- Actress in training
- Just landed her first lead role

Yoo Chaeyoung (Youngest Son) 
- Genius kid that skipped a few grades
- Currently pulling his hair off because of his thesis

Yoo Tzuyu (Youngest Daughter) 
- Savage maknae
- In her last year of high school