"I WANT TO BE ALONE 난 이제 지쳤어" Producer by 김세계 (KIM SEKAI), 김동현 Composed by 김세계 (KIM SEKAI), MIXTAPE SEOUL (SANGYUN AHN), MIXTAPE SEOUL (SUKWHAN HAN) lyrics by 김세계 (KIM SEKAI) Arranged by MIXTAPE SEOUL (SANGYUN AHN), MIXTAPE SEOUL (SUKWHAN HAN) Mixed by 송상훈 Mastering by 송상훈 Album Designed by hon