The purposes of this study was to explore the change process of breakup of romantic relationship, from starting conflict to relation termination. The process included the change of romantic relationship and the change of individual psychological process. There were 8 undergraduat and graduate students who had breakup experience and agreed to receive in-depth interview. The results included: (1) There were four stages to descript breakup process, including ‘conflict in relationship’, ’to pull and drag in relationship’, ‘ups and downs inside’, and ‘to take off in life’.(2) Individual would experience the process of changing in themselves when they experienced the process of changing in relationship. (3) The stage of low tide of ‘ups and downs inside’ was the basis of the stage of ‘to take off in life’.(4) The people who choiced to separate or sere forsaken were experienced the conflict of self orientation. Based on these findings, implications for practice and further research were addressed as well.