本片以”當美好事物即將失去,你將會怎麼辦？”為主題，透過紀錄兩位國中女學生因為學習扯鈴，而能在比賽中得冠、或是能到校外表演，獲得成就感。然而在國中以升學為主的學習環境下，拉扯著她們曾經對扯鈴的美夢，更因此遭逢失去這些成就的危機。 本技術報告主要說明導演採用參與觀察法，進行紀錄片拍攝。在報告中，省思拍攝者與被拍攝者之權力關係。說明導演如何在與被攝者的互動中，改變攝影機的拍攝角度。另外也探討創作者，由職業上的記者身分，如何轉變為紀錄者(導演)，以及思考可能對紀錄觀點的影響。 / The concept of this film argues that how people will we do once wonderful things are falling away? By this documentary film telling two young teenage girls achieve their fulfillment by wining champion of diabolo competition out side of school. However, their dream has been stressed out by overwhelming tests and homework when they are preparing for the College Entrance Exam, and that is a crisis for them to lose this fulfillment. This paper presents the way of director‘s perspective to make this documentary film. It also exams the powership between director and interviewees, presents on various way of camera shooting as their interaction is changing. Meanwhile, it also explores “cross identity change” to deconstruct the idea of film making as director has been changed his role from a reporter to a documentary film maker.