Kerin Silver, the heiress of one of the most successful businessmen in the wine-making industry, lives the life of a princess - with a twist. However, her life began to unravel when she set foot on the land of La Union. Her colorful summer daydreams disappeared into thin air when her parents sent her to spend the summer in their vineyard in the province. In her early days, she committed an offense that lead her to meet Kael. And for Kael, who comes from a modest background, Kerin is nothing more than a spoiled brat. But, whatever they do to avoid crossing each other's paths again, fate is playing with them, much as nature does with summer by raining even while the sun is shining. Will this be their worst summer ever? Will it be the other way around?