Jing Xiao's grandfather, referred to as 'the old man.' A veteran who spent his life in military service. He insisted that Jing Xiao marry Ye Xinyi and made a bet: if Jing Xiao can bring his fiancée before him by October 1st, he will believe him and give him a gun he wants; otherwise, Jing Xiao must get engaged to the Ye family girl.