‘폴킴’ [Additional]It's our first second.[Credit]Executive Producer 박진우, 장동균 for neuron musicProduced by Donnie JLyrics by 폴킴Composed by 폴킴, Donnie J, Joseph KArranged by Donnie JVocal Director 전승우Guitar by Fredrick HollandBass by Donnie JKeyboard by Donnie J, Joseph KChorus by 폴킴, Donnie JRecording Engineer 김민희@821Sound StudioMixing & Mastering Engineer Claudio Cueni@Earthtones Studio, CAPromotion 강승윤Management 진영민Stylist 이진규Album Cover Artwork by Udumo