교수가 음란 영상을 전송받은 카카오톡 대화창이 노출된 강의는 해당 수업의 2주 차 사전 녹화물로 알려졌다.
The lecture in which the KakaoTalk chat window was exposed, where the professor received obscene video, was found out to be the 2nd week's pre-recorded class.