港城许氏遭遇连番重创，濒临崩塌，许晚信（胡连馨 饰）求助婚约家族反被趁火打劫。科创奇才沈顾（赵华为 饰）携重磅股权归来，与她契约联姻，二人联手抵御外资吞并、粉碎沈氏父子阴谋，在并肩守护家业中渐生真情。而在晚信祖父许老眼中，晚信和沈顾的缘分，要追溯到民国时期的一对传奇伉俪……

Many urban legends exist around a famous "Suolongjing" near Beixin Bridge in old Beijing. The ancient water well with chains going underground. According to legend, in the early Ming Dynasty, the old dragon was entrenched in this place. After the capital was moved in 1421 from Nanjing to Beijing, dragon was accidentally disturbed by the great momentum. This old dragon has a violent temper and mmediately flooded the city of Beijing, so Zhu Di asked retired magician Yao Guangxiao and his Luban four heroes to go out and lock the beast in the dry well near a small bridge. A hundred years later descendants of the four masters of Luban gathered again to explore the truth of Suolong Well

这是一个宣扬真武朝圣的世界。
凤家庄庶出七小姐凤芷楼本是九阴之女，阴气遮掩慧根，无法成为武者，被人耻笑为废材。
凤芷楼被派到药房干活，帮凤二叔筛药十几年。
近三年来，她被人屡次退婚，成了六大家族，乃至武京皇朝茶余饭后的笑柄。
一日，凤芷楼在采药时，救了因身受重伤而坠入悬崖的神秘男子楚墨殇。
善良的凤芷楼不忍看他被虫噬鼠咬，便每日定时给他送药医治。
在凤芷楼的悉心照料下，楚墨殇逐渐痊愈，但凤芷楼却遇到了烦心之事。
原来，她的父亲要将她许配给庄口的傻子贾鱼。
在她的反对下，父亲给她三日期限要找到愿意娶她为妻之人，否则就要她嫁给那傻子。
情急之下，凤芷楼想到了被她救治的楚墨殇……