In a humble neighborhood in Shanghai, a young boy named Dicky dreams of a better life and, above all, of having a dog. However, his father, a worker whose life has been marked by difficulties and disappointments, cannot afford to fulfill that desire. One day, while exploring a nearby garbage dump, Dicky comes across a strange object that turns out to be a tiny alien with an adorable and comical appearance. Without a second thought, Dicky takes this creature home, names it "Seven," and makes it his new best friend.
However, Seven is not an ordinary extraterrestrial. With special abilities and a spark of cosmic energy, it begins to help Dicky with his everyday problems, from doing homework to standing up to bullies at school. The relationship between the boy and his loyal companion becomes the epicenter of a series of heartwarming and funny events that transform their lives and that of his father, who initially distrusts the new family member.
With a mix of humor, adventure, and a touch of magic, the story explores themes such as friendship, loyalty, and family love. As Dicky and Seven face challenges, they discover that true wealth is not found in material possessions but in the connections we make with others. In the end, life will surprise them in unimaginable ways, reminding them that the impossible can become possible when you believe in yourself.