"I am your rib, the vine on your flower, and the gun in your hand. I live for you and I die for you." In his previous life, Chen Manzhi picked up a gun for Zhao Yisheng until he died in battle. Maybe God saw that she was too obsessed and asked her to return to the twelfth year of the Republic of China, when she was seventeen years old, when she first arrived at the Zhao Mansion. In this life, she must save Zhao Yisheng, the bright moon in her heart.