The Beauty Album of Rouge and Rivers

An unloved princess from a foreign land is sent away in a political marriage. She falls deeply in love, only to discover that her emperor husband is no good: he annihilates her homeland. But she doesn't crumble in misery. Instead, she kills the emperor and decides to take the throne herself... “Talk is cheap. If you want the throne, produce the edict naming you as his successor.” Well, he's dead. Wait, if I find his reincarnation, won't that solve everything? “Just wait. I won't be long...”