The Naughty Princess of the Cold Regent

The naughty and lovely second lady of the Jiang Mansion was sent to the Prince Regent's Palace by an imperial edict and became the Prince Regent's concubine. From then on, she transformed into a miracle doctor and stood by the Prince Regent's side. The regent, who looks cold on the outside, is actually a maniac who dotes on his wife and cannot bear to see that his princess is aggrieved at all. What kind of sparks will these two people create in Xueyuan City?