Embark on a thrilling journey with One Line Express, a captivating road planning puzzle game where the art of delivery takes center stage. This game masterfully blends the addictive mechanics of the classic one-stroke puzzle genre with an engaging delivery theme, offering a familiar yet refreshingly unique challenge. Your primary mission is to meticulously chart out the most efficient delivery routes by drawing a single, uninterrupted line. As you navigate the intricate map, you'll encounter a variety of clever obstacles and demanding challenges that will test your strategic thinking and problem-solving prowess. Can you master the art of the single stroke to ensure every package reaches its destination on time and in perfect condition?