Wall for Amethyst (page 262)

all the feasts that thou hast shared erewhile, to mine shall be but vile

It should be said that I act in only earnest

Rūku is Luke's Japanese name, I think.

Rūku

hEeheE

That makes you clearly superior. Earls are sTinKy

You have an ancestor named Leviticus, from what I remember you telling me

I have discovered I am relayed to an earl. You must bow before me, for I have royal blood!

Yes

The doorways between realms are finicky and seldom open, even to creatures as dexterous as cats.