Lu Chen time-traveled back to 1988, suddenly realizing he was burdened with a three-hundred-yuan gambling debt to Zhao Laosan. Facing the disappointment and anger of his elder brother Lu Hu, he swore an oath to repay the money in three days. At a critical moment, the Earth Vein Treasure Hunting System bound to him, helping him discern the locations of rare medicinal herbs in the Greater Khingan Range. He sought out his friend Ergou and braved the severe cold to enter the mountain. Guided by the system, Lu Chen discovered premium matsutake mushrooms in the vast snowy land, bringing a glimmer of hope to his path of debt repayment and starting his counterattack journey!