My Lord, He Is Invulnerable to All Kinds of Poisons, but He Is Addicted to Me Alone.

When I saved him, I didn't know he was a blind prince; when he married me, he didn't know I was a descendant of the Poison Saint. Later, he wiped out the court with blood for me, and I subverted medical knowledge for him - they said we were a match made in heaven, I said, we were each other's only antidote.