The Skin Pact Across Two Lives

Using their bodies to seduce passing travelers, two inn-keeping sisters turned them into horses, until a brave general used his wits to expose them and turn them into horses themselves. Eight hundred years later, the younger sister's soul is reborn from the horse skin, she uses desire as a weapon to destroy family happiness and erode her enemy's vitality after each intimate encounter. Between the line of life and death, will the wife's sincere love be enough to pull the husband out of that cruel trap of revenge?