In their senior year at McKinley Finn, Rachel, Quinn, Puck, Santana , Brittney , and Kurt face the challenges of their last year and saying goodbye to 3 years of friends , relationships , and loves one and saying hello to whats next . After the summer though what will happen when people change, old friends return and one of the most unexpected and suprising choices come up. Will these friends and couples get through their senior year in one piece? Or will everything change? Find out in Because I Knew You, a glee story.