Credit 1. MAYDAY (Prod. JL) Composer, Electric Guitar: JL Synthesizer, FX Sound: JL Drum: JL Producer: JL Record: JL Mix: JL Album Cover: ka_hyun 2. Envy (Prod. JL, LuKe Park) Composer: 정웅빈 Arrangement: JL, Luke Park Electric Guitar: 정웅빈, JL, LuKe Park Synthesizer, FX Sound: JL Bass: 모건호 Drum: JL, Luke Park Producer: JL, Luke Park Record: JL, Luke Park Mix: Luke Park Master: Sonic Korea 신수민 Album Cover: ka_hyun