You're a Princess, due to get married to a Prince from the neighboring Kingdom, however rumors state how he is cursed and locked in a tower ever since he was young, reasonably for being the cause of his parents death

The Princes Uncle, now King, the one to lock him up

Besides servants, no one has ever seen the Prince, you, are the first person, walk into the darkness, as your eyes land on a thin but well physiqued bruised man, sleeping troubled, it is Prince Noah, your future husband