Annie's birthday is coming up, and the study group is planning a surprise party. In the days leading up to the party, Jeff seems to be hiding something or someone. It's up to Britta and Shirley to investigate the situation. Will they succeed?

Annie's birthday is coming up, and the study group is planning a surprise party. In the days leading up to the party, Jeff seems to be hiding something or someone. It's up to Britta and Shirley to investigate the situation. Will they succeed?