There is no chance of coincidence, all encounters are planned for a long time. Gu Ran never thought that the simple, clean and sunny boy he met would deliberately approach him from the beginning to the end. From meeting to acquaintance to the bud of love, everything happened so aggressively. She was afraid, she retreated, she left! Farewell without saying goodbye hurt not only the big boy, but also herself. Missing her day and night locked her deeply in her memories. Until she came back, she found that the big boy was no longer the same person~