It's impolite to irritate your spouse.
Dora is trying to work from home in the kitchen while her partner Diane is cooking.
Diane wants to make cooking more interesting for herself.
Diane grabs her headphones and listens to her favorite audiobook while cooking.
Diane begins singing and humming while she cooks despite knowing that Dora is trying to work.
Diane and Dora both enjoy their time sharing the space and are able to relax together later.
Dora feels disrespected and gets annoyed with Diane, feeling she should have known better than to interrupt her work.