A basketball that went off the track hit Chen Keke on the head and broke the friendship between her and Zhou Yang. They have known each other for ten years and been friends for ten years. His girlfriend has come and gone, but she is always the only good friend. How many years of companionship does it take for friendship to turn into love? People who know her say that if Zhou Yang gets married, Chen Keke will be on the other end of the red carpet. But, they forget that it's not just the bride on the other side. Unable to bear the fact that he fell in love with his best friend, Chen Keke chose to drink a memory-erasing potion. The past related to Zhou Yang collapsed in an instant, but will the love that he has carried alone for many years be buried with the memory?