Heize于6月26日携全新迷你专辑《\u002F\u002F\u002F (너 먹구름 비)》回归，《\u002F\u002F\u002F (너 먹구름 비)》包含主打歌《太不懂你(널 너무 모르고)》在内，共收录五首歌曲，都由Heize亲自参与作词、作曲，Heize透过这次的专辑，让大家看到她在音乐上更加成熟的一面。너 먹구름 비1. 널 너무 모르고작사: 헤이즈(Heize)작곡: 헤이즈(Heize), GroovyRoom(그루비룸)편곡: GroovyRoom(그루비룸)produced by 헤이즈(Heize), GroovyRoom(그루비룸)vocal arranged by 헤이즈 (Heize)chorus by 헤이즈(Heize)2. 먹구름 (feat. nafla)작사: 헤이즈(Heize), nafla작곡: 헤이즈(Heize), GroovyRoom(그루비룸)편곡: GroovyRoom(그루비룸)produced by 헤이즈(Heize), GroovyRoom(그루비룸)vocal arranged by 헤이즈(Heize)chorus by 헤이즈(Heize) 3. rainin' with u작곡: 다비(DAVII)편곡: 다비(DAVII)produced by 다비(DAVII)piano by 다비(DAVII)4. 비도 오고 그래서 (feat. 신용재) 작사: 헤이즈(Heize)작곡: 헤이즈(Heize), 다비(DAVII)편곡: 다비(DAVII)produced by 헤이즈(Heize), 다비(DAVII)vocal arranged by 헤이즈(Heize)chorus by 헤이즈(Heize)piano by 다비(DAVII)guitar by 임민기5. 저 별 (rain ver.)작사: 헤이즈(Heize)작곡: 헤이즈(Heize), 다비(DAVII)편곡: 다비(DAVII)produced by 헤이즈(Heize), 다비(DAVII)vocal arranged by 헤이즈(Heize)chorus by 헤이즈(Heize)piano 다비(DAVII)guitar 임민기music producer 헤이즈(Heize)recorded by 배소윤mixed by 조준성 at WsoundMastered by 권남우 at 821 Sound Mastering