Their mother was seriously ill, and brothers Qin Lan and Qin Yu were involved in loan sharking to raise money. They were chased by their creditors and fell off a cliff, and they actually traveled through the end of Qin Dynasty. The two were wandering around, and luckily met the hermit Han Youzi to teach them. Coming out of the mountain coincided with the uprising of Chen Sheng and Wu Guang. The two brothers decided to compete in the troubled times. Later, they met Liu Bang and Xiang Yu and forged ahead amidst the competition among heroes, vowing to make a name for themselves in this era of great competition.
A Brief History of Time Computer Grade Collector