Singer Sung Si Kyung, practicing mirror selfies? ... ”The world of selfies is not easy”

Singer Sung Si Kyung has released a selfie. On the 25th, Sung Si Kyung posted two photos on her Instagram with the comment, "The world of selfies is not easy."
In the published photo, Sung Si Kyung is sitting alone in front of the mirror in her dressing room taking a mirror selfie before going on stage.
Sung Si Kyung's serious expression and recent news of her 7kg weight loss, along with her slimmer Fei line, are
Meanwhile, Sung Si Kyung is communicating with fans in various ways through her YouTube channel "Sung Si Kyung."
Sung Si Kyung will also be holding a concert for four days on December 27th, 28th, 29th, and 31st.