This scenario of a female lead moving to a smaller town and meeting the male lead there is a common and well-established trope in Korean dramas. It's a popular setup for various reasons, often used to introduce new settings, highlight character development, and create opportunities for romantic or comedic interactions.
Somehow, it's an enjoyable trope. It often features heartwarming stories about finding love and happiness in unexpected places, away from the hustle and bustle of the city.
Yes, there are also several Korean dramas with the plot of a male lead moving to a smaller town and meeting the female lead there. A drama with a similar premise is "When the Camellia Blooms," which also features a small-town setting and a unique romance.