k4ton & ch1tkey 의 더블싱글. 2번트랙엔 프로듀서 'Benjicold'가 참여했다 Credit 01. Roulette Lyrics by k4ton ,ch1tkey Composed by k4ton ,ch1tkey Arranged by eliyf x warheart x turro mixed by miharu mastered by miharu 02. Overdose (feat. Rei) Lyrics by k4ton ,ch1tkey ,Rei Composed by k4ton ,ch1tkey ,Rei Arranged by Benjicold mixed by k4ton ,ch1tkey mastered by miharu