Mai quits school to go work as a mechanic while his brother stays in school and chases girls. However his need for money increases as his father gets sick and ends up in the hospital with bills no one can afford. The mechanic there knows of his financial problems and teaches him how to break into cars. He introduces him to a professional car theft gang and he starts working for them.
Unfortunately the movie Romantic Blue is not yet available on HBO Max.
| Writing | Monsak Kethsirinthep | Screenplay |
| Camera | Suthat Intaranupakorn | Director of Photography |
| Sound | Traithep Wongpaiboon | Original Music Composer |
| Writing | Dulyasit Niyomgul | Screenplay |
| Art | Ratchata Panpayak | Art Direction |
| Directing | Piyalak Mahathanasap | Assistant Director |
| Writing | Rashane Limtrakul | Story |
| Writing | Siwaporn Pongsuwan | Screenplay |
| Production | Surachai Chetchotisak | Executive Producer |
| Production | Kriangkai Chetchotisak | Executive Producer |
| Sound | Chamras Sewataporn | Original Music Composer |
| Directing | Rashane Limtrakul | Director |
| Editing | Piti Jaturaphat | Editor |
| Editing | Thanapon Thanangkul | Editor |
| Writing | Pisut Praesangeam | Story |
