Ji Sung and Kim Ah Joong had skin-ship. 

Ji Sung and Kim Ah Joong appeared  on the KBS 2TV program "Entertainment Weekly," that aired on Saturday. The movie poster photo shoot was revealed.

Ji Sung was seen putting his hand around Kim Ah Joong's waist. Kim Ah Joong was seen wearing a sleeveless shirt and showed her perfect body. 

During the interview, they showed that they were friendly with each other. They are to act in the movie "My PS Partner."

He also stated on the program, "I keep looking at Suzy."