Wonder Bittersweet, that was love. -Credit- Lyrics by Avii Garde, Jangjun Hyeok Composed by Avii Garde Arranged by Avii Garde Guitar by Chanyeol Baek Bass by Robiq Drum by Minjoon Kim String Arranged by Sanghee Lee Drum & Guitar Recorded by Junsang Kim, Junyoung Kim @Dream Factory Studio Vocal Recorded by Avii Garde @Dirty Paper Works Digital Edited by Avii Garde Executive Producer JooDE Works, Space Fish Produced by Avii Garde Mixed & Mastered by KO Hyun-Jung @KOKOSOUND Published by @The VAULT