Skittish about her deepening relationship with Kevin, Britney turns the camera on herself and frankly expresses her fears, insecurities and worries about love and life, as Kevin starts to chip away at the walls she's put up by patiently supporting Britney between performances during her 2004 Onyx Hotel Tour. While mulling over her feelings, Britney decides to show how tough she can be by boxing with her security staff.