J.J. and his girlfriend, Diana, are getting serious and the topic of marriage comes up, something which both J.J. and Diana both want. However, both of their parents are totally against the notion. Meanwhile, Diana is secretly hiding a drug problem.

On the night of her senior prom, Diana decides to run off to Indiana and elope with J.J. Meanwhile, back in Chicago, switched purses leads the Evans family to discover Diana's drug problem and her supplier.