Mario Maurer is a Thai-Chinese-German model and actor. Starting off a career as a model at age 16, he later became best known for his lead role in the 2007 film, The Love of Siam and the 2010 sleeper hit, First Love.
Anna, a widow, and her son travel to Bangkok, where she has been assigned as a teacher to King Mongkut's children. She soon finds herself having cultural clashes and differences with the King.