Brother Allen, I want you

After a while, a car drove up to the bar and a girl in a black lace dress who looked like an elf goddess got out of the car. She saw the man from a distance and walked over impatiently.
"Brother-in-law, you don't look that drunk. Can't you just take a taxi back? Why do you need me to pick you up?" the girl said with a pout.
"Hey, you know that your sister is very strict with me. How can I afford a taxi? Sister-in-law, you are such a good person. You have helped me more than once or twice....