Nonton Daughter’s Friend 4 딸의 친구 4. Thanks to her wealthy father, Yoo-jin runs a coffee shop. One day she runs into childhood friend Mi-ae on the streets and they have a good time catching up. Mi-ae is currently unemployed and helps Yoo-jin at the coffee shop. Min-soo stops by the café to see his daughter, but realizes he feels rather too fond of Mi-ae, who welcomes him.