Su Yan is a person who thinks he has lived in peace with the world since he was a child. She is a bit timid in character, a bit stubborn towards her immediate superiors, and has the same curiosity about gossip as everyone else. She floats in the vast sea of people all day long, being a simple office worker. Until, on a certain day of a certain year, Luo Xiliang broke into her life with a tough attitude. Where should those forgotten years be placed?