Hyorin is the next SISTAR member to release individual teaser images for their comeback with "I Swear"!

Unlike the others, she dresses herself in sporty clothes rather than a cute bikini or beachwear. �Looking charismatic and tough, she shoots a bright smile at the camera that captures the warmth of summer.

SEE ALSO: ILLIT praised for making a significant improvement in recent encore live performance

[??] COMEBACK ? ?? ?? 08. 26 #??? #ISWEAR #20140826 pic.twitter.com/CYk6Y73myj

� sistar (@sistarsistar) August 19, 2014