S1, F1: Ruan Nianchu is an actress in the Xiwei Theater Company. She is optimistic, energetic, and loves the stage, wholeheartedly wanting to revive the declining theater troupe. However, beneath this sunny exterior, she harbors a secret: Five years ago, just after graduating from university, she went to the seaside in Taicheng to shoot a graduation project but was swept into the water by a wave.