Meanings of little stepdaughter in English

I think I am very near falling in love with your little stepdaughter.

She liked, however, to have her little stepdaughter close to her, and even held her hand in hers.

The old Dutchwoman from whom I hire this place has a little stepdaughter, and her name begins with 'E'.

Mrs. Moss, who had loved her brilliant, impulsive little stepdaughter like her own child, had given her up unwillingly.

Less lovely, too, by daylight was the dead Englishman's child, her little stepdaughter, upon whose freckles and low, wrinkled forehead the sunlight had no mercy.