Lu Jingyuan is a two-year-old boy who is extremely quiet and rarely speaks, but he is intelligent and observant. He loves claw machines and shares this hobby with Wen Li, whom he met at an arcade half a month ago. He takes the initiative to ask her out and treats her with chocolates. He is deeply attached to Wen Li and worries about her health. He is cared for by his family, especially Lu Xixiao, and is a key character connecting Wen Li to the Lu family.