Doctor's Hand Covers the Sky: the Cold King's Beloved Concubine in Time Travel

[Qiangqiang+Shuangjie+Sweet Pet+Small World+Medical Skills] Lin Wanqing, a modern female doctor, traveled through time and became the legitimate daughter of the Marquis of Rui Dynasty. Want to bully her in the brothel at the beginning? No way! She uses a hairpin to teach bad guys how to behave! What, confiscation of homes and exile? Empty the warehouse and make money. In ancient times, she could still live a prosperous life, and her medical skills could save the world and make a lot of money!