Also referred to as Commander Jiang and Old Master Jiang. A decorated veteran commander in an old-style military uniform, dignified and imposing, walks with a cane. He is Jiang Sun's grandfather. Decades ago, Xu Yixuan saved his life by hiding him in the cellar of the Xu residence to escape enemy pursuit, and later donated supplies to support the troops. He treats Xu Suyu with kindness, recognizing her as his granddaughter due to her grandfather's past kindness. He is determined to have Xu Suyu marry his grandson Jiang Sun.
