It is unacceptable to spy on someone.
Paula has been dating Rebecca for several months.
Paula wants to know what Rebecca has been doing Wednesday nights.
Paula asks Rebecca what Rebecca has been doing Wednesday night because Rebecca is always to busy to be together.
Paula follows Rebecca around and watches her Wednesday night without Rebecca knowing.
Rebecca tells Paula the truth and they become closer.
Paula finds out Rebecca is going to Alcoholics Anonymous, and Rebecca finds out Paula followed her, and they break up.