Only dramatically he's gone down to the basement, you see.
'Course, there isn't really a basement, but he just goes off and we pretend.
Supertrope of Undercover As Lovers, Operation Jealousy, The Beard, Citizenship Marriage, Shock Value Relationship, Boyfriend Bluff. See also Fake Out Make Out, Marriage Before Romance (when the fake relationship becomes real) and Marriage Of Convenience. Examples: AC: Anime And Manga * The premise of '''', translated as "False Love".
The lead characters are pressured into pretending to be in a romantic relationship to keep their Feuding Families from getting out of hand.
Left the Background Music On is a specific inversion.