Some listeners, get something startling in the new single, Shi-kyung, there was a strange sound between 2:52 to 3:00 minutes into the single, and of much speculation, it is the female voice. Some even claim that they heard a voice cry out when the song will stop.

Shi Kyung Agency commented, "We do not give women a voice in the song, and not adding additional vocals. Most likely, we must conduct an examination with those who were with him during the recording process on site."

While some netizens argue, "This I vaguely seem to hear the baby crying. I was confused at first, but it seems I'm not the only one."

Or, "I can hear more clearly the more I try to listen to, and it makes me scared."

And others, "Cool. So they go to work for Shi Kyung!"

Curious to hear? let us find together, the sound of 'ghost' is: