so my fiance works nights now and comes home in the morning. well he takes his motorcycle and his…

so my fiance works nights now and comes home in the morning. well he takes his motorcycle and his mom and sister say he shouldn't until he gets use to his schedule, well I've told him and he still does it and honestly it's his choice. now their getting mad at me like wtf am I suppose to do take his keys away. he's a grown man it's his choice.