Jae-hoon recently breaks up with his girlfriend and he still cannot give her up. Whenever he gets drunk, it has become a daily routine to call her and act out of drunkenness. On the other hand, Sun-young also decides to break up with his boyfriend. But she holds a grudge against him. For them, it seems that the beginning and the end of a love affair are both difficult. Can they overcome from the previous romance and start the new one?
You can now watch Crazy Romance online on the following streaming providers in the United States.
| Writing | Kim Han-gyeol | Writer |
| Directing | Kim Han-gyeol | Director |
| Production | Oh Hyo-jin | Producer |
| Production | Lee Eugene | Executive Producer |
| Costume & Make-Up | Chae Kyung-hwa | Costume Design |
| Writing | Oh Hyo-jin | Writer |
| Camera | Sohn Won-ho | Director of Photography |
| Art | Seo Sung-kyung | Production Design |
| Sound | Kim Byung-in | ADR Supervisor |
| Lighting | Kim Seung-gyu | Lighting Director |
| Art | Jeong In-cheol | Set Decoration |
| Crew | Lee Gun-moon | Fight Choreographer |
| Production | Song Dae-chan | Producer |
| Sound | Park Hyun-soo | Production Sound Mixer |
| Writing | Lee Yoon-ho | Storyboard |
| Sound | Jeong Sang-woo | Musician |
| Visual Effects | Choi Yong-woong | VFX Supervisor |
| Directing | Jin Sung-hyun | Assistant Director |
| Sound | Yang Hye-jin | Sound Editor |