Dreaming Back to the Qing Dynasty

Both the drama's are set in the qing dynasty. And in both the dramas they have isekai female character

They are similar because it is about time traveling and in the king is not easy they switched souls and, in the dreaming back to Qing Dynasty is the same , but in here they lost memory of their beloved one (of each other). both Dramas also wanted to find a way to resolve this.