The boy group made an announcement via their official fan cafe on September 18. The notice informed fans about IMFACT's participation in the upcoming KBS idol rebooting program.

The announcement stated, "IMFACT's Jian, Jeup, Taeho, and Ungjae have decided to participate in KBS idol rebooting program 'The Unit' after a long thought."

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It continued, "We ask for great support and attention for Jian, Jeup, Taeho, and Ungjae's participation in 'The Unit' as they had many thoughts in making the decision. We will also give full support for Jian, Jeup, Taeho, and Ungjae."

The first episode of 'The Unit' will be airing on October 28.