When two best friend's friendship gets challenged by school, love life, and emotions, they start realising their true feelings for each other.
Unfortunately the movie Refrain is not yet available on HBO Max.
| Directing | Fajar Nugros | Director |
| Writing | Haqi Achmad | Writer |
| Production | Ody Mulya Hidayat | Producer |
| Production | Yoen K | Executive Producer |
| Production | Susanti Dewi | Line Producer |
| Camera | Yadi Sugandi | Director of Photography |
| Production | Bhutet Erlina | Casting Director |
| Costume & Make-Up | Yandi Sugandhi | Costume Designer |
| Costume & Make-Up | Yulistiowati | Makeup Artist |
| Editing | Ryan Purwoko | Editor |
| Art | JB Adhi Nugroho | Art Direction |
| Sound | Madunazka | Sound Recordist |
| Sound | Adityawan Susanto | Sound Designer |
| Production | Askan Larepand | Post Production Coordinator |
| Production | Sudiadi Chang | Line Producer |
| Directing | Supra Yogi | First Assistant Director |
| Directing | Afdhal NS | Second Assistant Director |
| Directing | Black Belalang | Second Assistant Director |
| Directing | Erick Supriatna | Script Supervisor |
| Production | Suratno | Unit Production Manager |
| Production | Hasanudin | Location Manager |
| Camera | Maliki Zulkarnain | Assistant Camera |
| Lighting | Imbon Agus | Lighting Technician |
| Lighting | Dede Supriyanto | Lighting Technician |
| Lighting | Nuradi | Lighting Technician |
| Lighting | Oges Dwi Anggoro | Lighting Technician |
| Lighting | Asep Arif | Lighting Technician |
| Lighting | Andi Tubel | Lighting Technician |
| Lighting | Tarmizi Abka | Gaffer |
| Lighting | Habib Bolqiah | Gaffer |
| Art | Fani C. Putra | Art Department Assistant |
| Art | Narendra Yoga | Art Department Assistant |
| Art | Rudy Perung | Art Department Assistant |
| Art | Jerry Gimbal | Art Department Assistant |
| Art | Ridwan Adhi | Art Department Assistant |
| Art | Sutris | Art Department Assistant |
| Costume & Make-Up | Yoga Saputra | Assistant Costume Designer |
| Costume & Make-Up | Sasa Mihardja | Assistant Costume Designer |
| Costume & Make-Up | Retno Prasetyani | Assistant Costume Designer |
| Costume & Make-Up | Arie Wibowo | Assistant Costume Designer |
| Costume & Make-Up | Ade Hirani Tohir | Assistant Makeup Artist |
| Camera | Erick Supriatna | Clapper Loader |
| Sound | Lutfi Philoette | Assistant Sound Designer |
| Editing | Hendra Adhi Susanto | Assistant Editor |
| Sound | Joseph S. Djafar | Original Music Composer |
