Released as part of their third Japanese studio album, Starkissed , in October 2025, the track is a high-profile collaboration featuring the legendary Japanese rock musician HYDE .

: An official animated MV was released in February 2026 , featuring each member with a unique gemstone symbol and a dreamy, mysterious aesthetic.

: The song explores a "sexy and dangerous" secret romance between an idol and a fan, written from the fan's perspective to create a thrilling narrative.

: Fans have celebrated the track as a "collision of worlds," bringing together HYDE's J-rock legacy and TXT's global K-pop influence.