As a young boy reflects on the arrival of his baby sister, he grapples with the complexities of sibling relationships. From the initial indifference to a growing sense of responsibility, their journey unfolds through the seasons, revealing the subtle dynamics of family life. With each passing day, they navigate the delicate balance between closeness and distance, forging a bond that transcends mere blood ties. But as they embark on this journey of discovery, they soon realize that true understanding requires more than just shared experiences—it demands empathy, patience, and above all, an open heart.

In a tale of family turmoil and looming financial crisis, the Zhou family faces dire circumstances as the fourth brother's gambling addiction leads to insurmountable debt. With his mother falling seriously ill and the threat of selling Man Bao to repay the dues looming, the once prosperous family is on the brink of ruin. As villagers whisper about their impending downfall, Man Bao holds onto a glimmer of hope with a mysterious system in hand. Will he be able to navigate the challenges ahead and save his family from impending disaster?