- Drama: Once Upon a Small Town (English title) / Accidental Country Diary (literal title)
- Revised romanization: Eojjeoda Jeonwonilgi
- Hangul: 어쩌다 전원일기
- Director: Kwon Seok-Jang
- Writer: Park Ha-Min (web novel), Baek Eun-Kyung
- Network: KakaoTV
- Episodes: 12
- Release Date: September 5, 2022 —
- Runtime: Monday-Wednesday 19:00
- Language: Korean
- Country: South Korea
Han Ji-Yul (Choo Yeong-Woo) works as a veterinarian in Seoul. One day, he receives a phone call from his grandfather. His grandfather doesn’t mention specifics, but his voice sounds serious. Han Ji-Yul decides to go to Huidong Village, where his grandfather lives and runs an animal clinic. There, Han Ji-Yul meets Police Officer Ahn Ja-Young (Joy). It turns out his grandfather is actually touring Europe. According to the note left by his grandfather, Han Ji-Yul has to take over his grandfather’s animal clinic for a half year, while his grandfather is away.
Even when Ahn Ja-Young was preparing for her test to become a police officer, she wanted to work as a police officer in Huidong Village, where she grew up. She is usually the first one to appear and provide help to residents in need. She helps Han Ji-Yul solve inconveniences related to his daily life in the village and they develop a romantic relationship.