My Transmigration Space Is Useless (Or Is It?)

Lin Wanqiu wakes up in a parallel ancient dynasty with nothing but a mysterious 'trash-tier' spatial ability. Everyone says it's worthless—until she discovers the hidden upgrade system inside. Armed with forgotten medical texts, rare herbs, and sheer determination, she transforms her struggling family's fortune and drags an entire village from poverty to prosperity. Who knew being transmigrated with 'garbage' powers could be this profitable?