They haven't even admitted to having a relationship but rumored sweethearts Song Joong Ki and Song Hye Kyo are reportedly headed for splitsville. This came after the "Descendants of the Sun" actor was reportedly spotted with a mystery woman on Instagram.

According to a report by Celebeat, shippers of the Song Song couple, which the pair is popularly known on the Internet, panicked when they saw an unknown woman on Song Joong Ki's recent Instagram post. Despite much effort, they could not identify the woman since her face was hidden from the camera.

The woman was also carrying a baby in the photo so it was not sure what her actual relationship to Song Joong Ki was. There were also fans who called for calmness among the shippers since the woman may just be a close friend or part of Song Joong Ki's family.

Ever since the airing of the megahit "Descendants of the Sun" drama, Song Joong Ki and Song Hye Kyo have been constantly linked to reach other because of their strong on screen chemistry. Many of their fans believe that the pair are actually dating in real life and are only keeping their relationship low key.

It was recently reported that Song Joong Ki and Song Hye Kyo may have been headed for the next stage of their relationship as Song Joong Ki's actions have recently led to speculation that he may be getting ready to propose to his rumored girlfriend. The actor was recently quoted as saying that he wanted to take a break from the limelight after having such a busy schedule and focus on his life in his thirties.

Song Joong Ki was also quoted by W Korea as saying that he would like to build his own family one day and thinks that its more important than having a successful career. Lastly, he reportedly purchased an Itaweon property which fans believe was already a step to starting a family, Kpopstarz reported.