The life of Queen Insoo from her childhood to adulthood as she ruled Joseon alongside her mother-in-law, Queen Jeonghee. The drama spans from King Moon Jong to Yeon San, Insoo's grandson.

The drama is about the third empress of the Goryeo era who fought against the Tungustic people of Manchuria in order to achieve their dream of reclaiming their old land.

This drama shows how devastating and hurtful it can be for a woman to live with a boyfriend before marriage and not end up tying a knot with him. Korea has the second highest divorce rate in the world as more and more families become ruined -- mainly because one of the spouses cheats. To make things worse, the mass media continues to champion premarital cohabitation as a choice that unmarried couples are free to make. Terms of Endearment depicts today's harsh reality and once again reminds us of the sacred meaning of marriage and the importance of family

Jang Bo-go (Choi Soo Jong) was a slave from Shilla (a Korean dynasty that lasted from 57 B.C. until 935 A.D.) He was sold in China during the Tang Dynasty, where he was trained as a gladiator-slave. Through hardwork and perseverance, he made it back to Shilla and became a successful sea merchant. The sea passage at the time was plagued by pirates and Jang Bo-go went head to head with them in battles and managed to keep the pirates at bay. This epic drama tells the story of a historical figure blending it with intrigue and battle of wit to make it into a successful drama of all times.