Sii has released the single ‘TOUCH (Feat. Eun Woo Joo (WZN))’ featuring Eun Woo Joo (WZN).

In the album introduction section of this single, there was only one line, ‘Can’t fight your touch’.

Si-i and Eun Woo-joo participated in writing the lyrics and composing the song, and JOOPITER was also credited with composing the song, and Jupiter was in charge of the arrangement.

The two artists were directly responsible for vocals, chorus, and recording, and SUNWOO from popular_sound was in charge of mixing and mastering.