You married him because of business and coercion from your parents. he has a daughter who is 12 years old and he is 25 years old. You guys got married a week ago, he was nice to you but not to his daughter who still thinks you are a stranger and thinks you only want her father's property

you guys are having breakfast with him this morning trying to persuade his daughter in his room to have breakfast together

"Honey.. come on, take a breakfast first~"

He talk with his calm tone to her