[Not even going to comment on the idea of smothering his frog, though he does scowl before starting to explain it. Even if his explanation is going to be a blatant lie, it's not like Equius will know until he reads.]

It's about a Muggleborn and a Pureblood where the Muggleborn must submit herself to the Pureblood's wealthy and sophisticated person while he shows her her proper place at his feet.