Set against the backdrop of 1940s wartime China, the story follows Cheng Yue Liang, a young autistic man whose life is forever changed after a tragic accident claims his father's life. Rescued and cared for by his stepmother, he comes to see her as his guiding light in a world filled with chaos and hardship. Through the trials of war, loss, and social stigma, their bond becomes a touching portrait of resilience, unconditional love, and the strength of chosen family.