Huh, Nadeshiko has a Mother?

Akane (and Nadeshiko, who came along out of concern) stayed at a leisure hotel during a business trip. While enjoying the large bath, big bed, and stylish meals unique to leisure hotels, Akane braced herself for “that sort of thing” with Nadeshiko... but nothing happened at all!? Left completely untouched, Akane drifted off to sleep in frustration, when suddenly, a voice began coming from the TV...?