Girl group Rainbow's unit group Rainbow BLAXX released its last teaser photo, revealing their last member Go Woori.

Today, DSP Media posted on their YouTube channel a teaser video of Go Woori, where her sexiness was flaunted. She lied down on a table and showed off her body line and looked at the camera with seductive eyes.

Rainbow BLAXX will release its special album on January 20. Their title song is "ChaCha," a retro disco dance song.

Photo Credit: DSP Media