What if Alex Claremont-Diaz, the half-Mexican son of the first female president of the United States, fell in love with Prince Henry, England's heir? The two heartthrobs are arch-nemeses at first. After a scandalous mishap at a wedding, however, they are required to pretend to be best friends lest their enmity spark an international incident. Not surprisingly, their hate turns into a bromance. When Henry kisses Alex, the First Son goes into a mild gay panic, but their snide texts soon become gushy emails ending with romantic quotes.