So, if I understand the composition of this, Noa's legs are the ones on the outside, and the ones between them are Sensei's, with the rest of his body hidden both underneath her and beneath the sheets behind her. Did I get it right?

MarqFJA87 said in comment #2568327:

So, if I understand the composition of this, Noa's legs are the ones on the outside, and the ones between them are Sensei's, with the rest of his body hidden both underneath her and beneath the sheets behind her. Did I get it right?

Unless it's translated, I think it's futanari.