Girl group SECRET will be making a comeback on October 18th, and they've just released teaser photos for their first full-length album! The girls have been enjoying strong success in the first half of the year, topping music charts with their singles "Shy Boy" and "Starlight Moonlight". Additionally, member Song Ji Eun's solo track "Going Crazy" became a sensation for its powerful lyrics and artistry. Their agency, TS Entertainment, stated that this will be SECRET's first full-length album since their debut two years ago. In the photos, Han Sunhwa poses as a dark angel in a all-black ensemble, showing off her slender waist as she throws her hair back provocatively. Fellow member Zinger became a 'Sexy Vixen', dressed in a black top with a plunging neck line. SECRET will be going head-to-head against the ladies of SNSD, who are scheduled to be make their own comeback in the third week of October. The competition between the two groups will be interesting to see, as SNSD's "The Boys" and the MV for SECRET's title song were both directed by JohnnyBros' Hong Won Gi. Stay tuned to allkpop for more info on SECRET's new album!