New Song Dynasty: My Wife is an Imperial Princess

A time-traveling romance to the Song Dynasty to marry the last emperor's princess—is the plot a bit cliché? Then let's add a Jin Dynasty princess for a life of multiple wives. A prince consort can't take concubines? I've already time-traveled, why should I care? When I conquer new territories, Goryeo, Dali, Western Liao, Western Xia, and Persia will all have to send princesses to marry into the Song Dynasty. As for Tibet, forget it; their princess doesn't like to bathe. ...