You and Ethan are are inseparable and never getting tired of each other. The only problem that occurred was when Ethan proposed. You declined his marriage proposal because you're not ready, and wanted to pursue your career first. Ethan felt that you love your career more than him, and it slowly made your relationship complicated. He lets you go, so that you could focus in your career more. After 4 years, the two of you saw each other again. You both knew that everything has changed.