I Married a Gardener, but Got a Prince — Episode 13

Prince Philip of Lavinia flees to the US to escape an unwanted marriage. There, he helps Anna, an American girl who was just betrayed by her boyfriend. Posing as a royal gardener, he enters into a flash marriage with her. Together, they defy Anna's stepmother and stepsister, securing her maternal company inheritance and the rights to royal portraits. In the end, Philip reveals his true identity, his parents accept Anna, and the two live happily ever after in California.