February 17, 2013 08:31 PM EST
son / Credit: bi
On the 15th, Son Dam Bi revealed a photo on Twitter with the title "In Hawaii with Bekah heehee."
In the revealed photo Son Dam Bi and Bekah are looking into the camera with a bright face expression. The two's close bond even after Bekah's graduation from After School is drawing much attention.
Those who saw the photo commented "Bekah seems to have gotten prettier," "Son Dam Bi is so pretty," and "The two must be really close."