It has been a year since XiaoLin's death. She has left behind her husband, YiFan and their 5 year old son XiaoBin. Like the picture book the mother left behind, day-by-day XiaoBin waits for the rainy season to come, if as a miracle will happen. Suddenly, one day in a deserted forest a phenomenal event happens. Right before the YiFan's and XiaoBin's eyes XiaoLin mysteriously appears, however she has no memory of her life and no sense of identity. Thus, to get back XiaoLin's memory YiFan talks about their past and rekindles what they had. As the rainy season comes to an end XiaoLin leaves her husband and son again. It's only after XiaoLin leaves the untold mysteries and events are explained and understood.
Holly, traumatized by her mother's accidental death, develops selective mutism. Her father takes her to his workplace at a natural wetland hoping to help her recover. Holly befriends a wounded swan and nurtures it back to health. The swan helps Holly become happy again, and eventually to outgrow the trauma of her mother's death. Unfortunately, a man with evil intentions steals the swan, leading Holly and her father into difficult search for her best friend.
Er Dan (Wallace Huo) accidentally traveled to the past to Tang Dynasty. In Tang Dynasty he met Shi Ke Jin (Dylan Luo) whom his elder brother Shi Ke Yan wanted to kill him. Without a doubt he tried to save Shi Ke Jin and brought him back to the future. Because Shi Ke Jin knows so much about the future, he decided to go back to kill his brother and conquer the world. When ErDan discovered his intention, he intended to go back to Tang Dynasty to stop his plan.....