On the first day of school, Xiaoming cannot find his blue pencil case with a little dog on it while packing with Lili. They search together and finally find it under the sofa. Then they happily go to school.
With Teacher’s Day approaching, siblings Xiaoming and Lili decide to prepare special gifts for their teacher, including a drawing of the classroom, a thank-you card, and fresh flowers from their garden. The teacher is deeply touched and tells them that their care and thoughtfulness is the best gift of all. Motivated by the teacher’s happiness, the siblings study even harder from that day on.
A family prepares for the Zhongyuan Festival by folding gold paper ingots together. The father tells a story about their kind and helpful great-grandfather, inspiring the children to honor him with more offerings. After setting out food, lighting incense, and bowing respectfully, they feel a warm sense of connection as they remember their ancestors.
During the Qixi Festival, Lili and Xiaoming listen to their grandmother’s story of Niulang and Zhinü, then make qiaoguo together. Xiaoming braids a colorful bracelet as a surprise gift for his sister, and the family happily celebrates the reunion by enjoying the treats and stargazing.
Lili tells Xiaoming the romantic legend of Qixi Festival, about the cowherd Niulang and the weaver girl Zhinü who are separated by the Heavenly River but reunited once a year by a bridge of magpies. That evening, they watch the Cowherd and Weaver Girl stars in the sky with their mother, enjoying traditional qiaoguo pastries and celebrating the warmth of family.
On the evening of Qixi Festival, Lili tells Xiaoming the story of the Cowherd and Weaver Girl, and together they make colorful paper magpies to hang in the courtyard and make wishes. They enjoy the starry night with fruit, and Xiaoming later keeps a paper magpie by his pillow, treasuring the happy memory.
On the eve of the Start of Autumn, siblings Lili and Xiaoming pick ripe peaches and make sweet jam with their mother. The family then honors their ancestors by offering the jam and largest peaches, praying for safety and a good harvest. They later enjoy the peaches and tea together, savoring the warmth of reunion and gratitude as autumn arrives.
Xiaoming helps Lili organize her messy attic, where they discover an old photo album filled with summer memories. They repurpose the photos into a new scrapbook titled ‘Summer Memory Book,’ adding Chinese character labels while chatting and laughing together. The project brings them joy and strengthens their friendship.
On the Double Sixth Festival, Lili and Xiaoming help their parents by sunning winter clothes and books to prevent mold and insects, and they also bathe their dog Doudou. The family then enjoys a traditional meal together, celebrating their work and the joy of being together.
During summer vacation, Xiaoming and Lili plant sunflower seeds with their mother, carefully digging, sowing, and watering. They patiently watch the seeds sprout and the plants grow taller each day until golden flowers finally bloom. Their mother praises them for learning how to care for plants and for being patient, making it their most memorable summer.