It's hard for my boyfriend to work overtime.

You can say, we are also for life, for future happiness, you have to refuel, don't let me down. It's hard for my boyfriend to work overtime. You work hard, too. Pay attention to rest. Let's cheer together. It's hard for my boyfriend to work overtime. I will take good care of you, and when you are finished, we will have dinner together. It's hard for my boyfriend to work overtime. That's very kind of you. When you are finished, let's go to a movie to relax. It's hard for my boyfriend to work overtime. You work so hard, I'll buy you something you like as a reward. It's hard for my boyfriend to work overtime.