The preview of Kim Jae Wook and So Yi Hyun's kiss scene was unveiled through the special July 23rd broadcast, 'Who Are You?: Preview File 130729'. In the drama, So Yi Hyun (Si On) wakes up from her 6-year coma and reunites with her late boyfriend Hyung Joon (Kim Jae Wook), who is now a ghost. 2PM's Taecyeon also plays Si On's 'living' love interest.

Catch So Yi Hyun's kiss scenes with both Taecyeon and Kim Jae Wook on 'Who Are You?', which will premiere on the 29th at 11 PM KST!