A woman is attacked by Internet users after posting provocative remarks online. Using her personal information, they go to her place but what they find is her body; she took her own life. Who made her kill herself? Or, was she killed by someone else?
At the library, Sung-mo picks up the ringing phone of a person on the opposite side of his desk in an unguarded moment, while the person is out. A woman asks Sung-mo to run away with the phone.
In a time when communication between parallel worlds has become commonplace, Gyeong-sin hears about a special kindergarten from her counterpart in a parallel world.
