Song Joong Ki and Moon Geun Young's past ties is stirring interest among many internet users.

Recently on an online community bulletin board, a photo titled 'Song Joong Ki and Moon Geun Young waiting for class photo' was revealed.

In the photograph, the Song and Moon are seen waiting for class to start while standing outside their lecture hall with other classmates. Song Joong Ki, who was studying business administration and management at Sungkyunkwan University, can be seen with the same milky white skin and flower boy looks. Moon Geun Young, who majored in Korean language and literature is seen wearing a yellow cardigan and blue skirt, looking like a normal student. stands out with her neat, schoolgirl outfit.

Internet users commented, "Song Joong Ki and Moon Geun Young used to take class together?" "Wow they are 'My mom's friend's son/daughter'", and "When is Song Joong Ki starting his new project?"