人到中年的李磊生意失败债务缠身，却在祖父的遗物中发现抗战时的借条；在寻找债主后人的过程中，他与杜林等人相互帮助，解决了彼此困境，还传承国先辈精神，迎来生活的新希望。
遇播放卡顿或无法播放时，可切换线路播放
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