With her perfect attendance record, Pinkalicious gets to be principal for the day, but when she wakes up sick, she worries that her big day will be ruined.--

When she is named Principal for the Day, Frannie wonders if principals assign their own punishment when they get in trouble for using office supplies or accidentally set off the fire alarm.

The monstrous Turbo Toilet 2000 is determined to take revenge on George, Harold, and Captain Underpants.

Hamilton High Principal Wendell Quinn is tired of the violence, drug abuse, teen pregnancies, and low expectations at his Indianapolis school. A single father of four, Quinn is a Christian and a family man. He wants to see change in his community, so he starts a voluntary after-school Bible Study and prayer program. He knows he is risking his job by leading the program, but the high turnout at every meeting encourages him.

A couple who are old friends of Isabel's ask for her help in a rather tricky situation: A successor is being sought for the headmaster position at their alma mater. The board has four final candidates but has received an anonymous letter alleging that one of them has a very serious skeleton in the closet. Could Isabel discreetly look into it? And so she does. What she discovers about all the candidates is surprising, but what she discovers in herself...