Whether you are a guest or not remains to be seen.

[Elrohir folds his arms beside Elladan, the brothers' expressions identically stalwart as Elladan takes up his brother's speech left off.]

It may remain to be seen until such time as you have left this house. One who comes to our door in the form of a dragon we can hardly assume is our ally. No one whose magic carries such an air of death has ever passed these doors.