Bare minimum
"Yoona, where were you?" Mrs Bai asked her daughter. "We have been calling you for so long. Child, why was your phone switched off? Do you know how scared mom and dad were?"
Yoona hugged her mother and cried pitifully.
When Mr Bai came out, he was confused to see his daughter crying and a tall boy standing away from her.
"What happened, sweetheart?" Mr Bai asked his daughter.
Yoona explained the story in a trembling voice. She also told them how Gu Shangyan helped her walk her home in case they misunderstood him.
"How dare they hurt my daughter, "Mrs Bai raged.
"I will call the police. This matter can't be left like this. What if they tried to hurt more girls?" Mr Bai said. He didn't want any other girl or his girl to face this situation once again.
"Good sir, I captured the pictures of those boys harassing her, "Gu Shangyan moved forward and passed his phone to the man. "If you want, I can even go to the police station with you."