Every stepparent hopes that they’ll be able to seamlessly integrate into their new family’s life, without stepping on anyone’s toes. The problem is that sometimes that isn’t in their control because their partner’s ex might not take a liking to them and may find ways to sabotage them.
This is what happened to one woman who tried to look after her stepdaughter by making her packed lunches, but got criticized by the teen’s biological mom for doing so. She soon realized that the other woman had a lot of animosity toward her.
More info: Reddit