Netizens have uncovered old photos of�NS Yoon Ji at a party in the States. On April 12th, NS Yoon Ji's agency confirmed that the photos were revealed through an online bulletin board. The star is seen wearing a stylish mini-dress with a bright, big smile. What caught everyone's attention was the amount of skin that was bared by her outfit - the mini-dress boasted a deep cut in the back, and it showed off her gorgeous skin and legs. Though some may feel that NS Yoon Ji is revealing a tad too much, many have praised her for looking extremely beautiful. NS Yoon Ji is preparing for her upcoming comeback with a digital single release on April 13th, and is expected to begin full-fledged activities. Source + Photo: Star News