You can't be expected to pay everyone's way.
Cherry doesn't have a lot of money, and her friends are pressuring her into treating them to lunch.
Cherry wants to make everyone happy.
Cherry offers everyone to drop by her house for a nice home cooked meal.
Cherry takes her friends to an expensive buffet, and she pays for the entire party with her debit card.
Cherry and her friends become closer over eating in a quiet environment.
Cherry is unable to pay for her bills.