A modern girl accidentally time-travels to become an ancient empress. Her starting situation is very tricky, and the original owner's past actions left behind many problems. Relying on her clear and open-minded mindset, she faces things calmly, gradually closing the distance with the three princes, accompanying and guiding the children to grow with all her heart, and step by step dissolving the barriers with the emperor. Hand in hand, they handle various affairs both inside and outside the imperial court. Understanding each other, healing one another through their time together, they move forward together toward a stable and warm life.