It’s been 10 years since my parents’ accident and my life changed completely. On the day I thought I had fallen into an irreversible abyss, I returned 10 years ago. My life changes after preventing my parent’s accident and entering Seoyeon High School, which I had given up in my previous life. I begin to dream of becoming a journalist again. Meanwhile, at Seoyeon High School, the prelude to the love triangle tragedy between actress Yeon Ha-eun, the third generation of a rich family Kang Moo-yeol, and movie director Min Si-woo, who will be the scandal of the century in 10 years, is opening! And I have to save the three of them from the tragedy. However, the hidden secrets of the events that take place 10 years later are gradually revealed at Seoyeon High School and are changing. The responsibility for the changing future grows heavier and heavier… A warm and pleasant story of me and my friends who have gained a second life!