On May 2, Secret's Jun Hyosung revealed a teaser picture of her first single album Top Secret, signaling her solo career.

Jun Hyosung's agency TS Entertainment posted two pictures, each showing Hyosung's undeniable charm on their official SNS.

In one picture, Hyosun holds a flower as a spring lady; in the other, she expresses her charismatic sexiness with black nails and smokey eye makeup.

Her first single Top Secret will be released on May 12.