Secret was a South Korean girl group formed by TS Entertainment in 2009. The group originally debuted with four members: Jun Hyo-seong, Jung Ha-na, Song Ji-eun and Han Sun-hwa. They released their debut single "I Want You Back" October 2009.
On September 26, 2016, it was announced that Sunhwa would be leaving the group after deciding not to renew her contract with TS Entertainment in order to pursue a career in acting.
On February 28, 2018, it was reported that Hyoseong and Jieun were in legal disputes with TS Entertainment. Hyoseong's legal disputes with TS is due to issues such as not receiving payments. It was also reported that in August 2017, Jieun submitted a request to the Korean Commercial Arbitration Board to verify that her contract is no longer valid due to TS Entertainment not following the terms of the contract. Jieun later announced via Instagram that she was no longer a member of Secret as her contract was violated and no longer exists. On March 5, Hyoseong's lawyer revealed that she had filed a civil lawsuit against TS Entertainment in September 2017 to confirm that her contract with the agency is no longer valid.
On June 3, 2026 Hyoseong and Hana announced the opening of secret's official social media channels, including Instagram, TikTok, and the group's official YouTube channel, as well as in their video logo. The introduction uploaded to YouTube showed that they were under RBW.
YouTube : http://youtube.com/@offcl.secret
X : http://x.com/offcl_secret
Instagram : http://instagram.com/offcl.secret/
Facebook : http://facebook.com/offcl.secret/
TikTok : http://tiktok.com/@offcl.secret
On September 26, 2016, it was announced that Sunhwa would be leaving the group after deciding not to renew her contract with TS Entertainment in order to pursue a career in acting.
On February 28, 2018, it was reported that Hyoseong and Jieun were in legal disputes with TS Entertainment. Hyoseong's legal disputes with TS is due to issues such as not receiving payments. It was also reported that in August 2017, Jieun submitted a request to the Korean Commercial Arbitration Board to verify that her contract is no longer valid due to TS Entertainment not following the terms of the contract. Jieun later announced via Instagram that she was no longer a member of Secret as her contract was violated and no longer exists. On March 5, Hyoseong's lawyer revealed that she had filed a civil lawsuit against TS Entertainment in September 2017 to confirm that her contract with the agency is no longer valid.
On June 3, 2026 Hyoseong and Hana announced the opening of secret's official social media channels, including Instagram, TikTok, and the group's official YouTube channel, as well as in their video logo. The introduction uploaded to YouTube showed that they were under RBW.
YouTube : http://youtube.com/@offcl.secret
X : http://x.com/offcl_secret
Instagram : http://instagram.com/offcl.secret/
Facebook : http://facebook.com/offcl.secret/
TikTok : http://tiktok.com/@offcl.secret
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