The main thing it: it is quite a typical story. Example: Haroun Al Rashid in 1001 nights exactly did that: being hidden. Fact is: we don't know what he is doing as a king, but during his night we know... That is also a common theme in old egyptians tales. You find the Pharoahs lurking in their cities at nite. Including to pay a visit to their vizir??? ??? Quite common story. Aragorn is another fair example. Richard Lion Heart generally faking being a random bard. Odysseus upon his return in Itaque... – Gibet Dec 21 '17 at 15:53