Missing the New Year at a Glance

Her painful life in the coming year stems from her please-pleaser personality. When she decided to end her life, she unexpectedly returned to her 17-year-old body with all her current memories and began to experience everything again. She thought the next year was an opportunity given by time, but found that when she wanted to change the outcome of some things, time would go back to the day before it happened. So what's the point of having her come back? What can and cannot be changed? How will her life develop in the coming year? How will she face her so-called best friend, the unforgettable him and the new him...