Feeling guilty

After letting out the string of murderous threats, Ji-Won cleared his throat. 

It appeared that, in the meantime, he had successfully snatched the phone away from Seo-Jun, because when he continued to speak, his voice sounded much clearer and closer. 

Yet, for some reason, his tone was infinitely softer than just a second ago. 

"Miss Park, don't mind it. You do not need to come all the way here."

"Director Kang, what happened?" Su-Jin couldn't hold back from asking. 

"You…" Ji-Won hesitated for a moment. "You forgot to submit one of the presentations for the project. Yesterday, when I went to talk to Mr. and Mrs. Ma, I noticed a file was missing. It's the one about the overall execution of the concept. Can you tell me where you've put it?"