This is not true. I don't know who told you this. All of these relationships are two way. If they make a demand to change the expectations of working hours and

This is not true. I don't know who told you this. All of these relationships are two way. If they make a demand to change the expectations of working hours and work time, you say no, I won't do that. They can fire you if they don't like the relationship, but even in the US you're likely to win at least unemployment benefits.