And this is how school shooters are born.
Leave them alone. If he enjoys helping his sister, and she has no issues with him helping then there is no issue. Let them follow the path they are choosing. Heck it might even lead to them falling madly in love with each other who knows. Girls and boys falling into traditional gender roles is not a bad thing. He will become a great leader and father, and she will become a superb mother and if they do that together then you will have 2 kids who will love each other forever.
satisfactory-to-incredible
