Heize is collaborating with new tripleS subunit Aria for their upcoming track.

On December 12, tripleS' label MODHAUS announced Heize is the lyricist for one of Aria's upcoming songs. MODHAUS commented, "Heize displayed unique and beautiful lyricism for an emotional winter song."

tripleS have already formed the +(KR)ystal Eyes), LOVElution, and EVOLution units, and Aria will mark their first ballad unit. tripleS' main vocalist Seo Dahyun, Kim Chaeyeon, Lee Jiwoo, Kaede, and Nien were selected as members of Aria by fan votes from around the world. 

Aria's debut date has yet to be announced. Stay tuned!