At her dad's funeral, Kyungun meets her uncle Jaemin, a complete stranger. He bilks her father's insurance money. She demands her money back, but he unashamedly refuses. To get her money back, she joins his next scam.
Unfortunately the movie Adulthood is not yet available on HBO Max.
| Sound | Park Song-yeol | Recording Supervision |
| Camera | Hwang Chang-gi | Grip |
| Directing | Kim In-seon | Director |
| Costume & Make-Up | Jang Joo-hee | Costume Design |
| Production | Lee Ji-seung | Executive Producer |
| Editing | Park Se-young | Editor |
| Camera | Lee Woo-hyun | Director of Photography |
| Costume & Make-Up | Lee Jin-young | Makeup & Hair |
| Production | Je Jeong-ju | Producer |
| Camera | Jung Hoon | Key Grip |
| Editing | Ryu Yeon | Digital Intermediate Producer |