Yul falls in love with Yi-seo at first sight, but the abrupt rebellion falls them apart forever.

Under the crown prince's command, a spinster Hong Shim is about to become a concubine of lord Park.

After losing memory, Yul becomes Won-deuk and marries Hong Shim. Awkward marriage begins.

Hong Shim cleans up Won-deuk's mess as search for the prince at Mt. Cheongwoosan begins.

Cha-eon searching for the crown prince finds the corpse in the prince's outfit at Mt. Cheongwoosan.

While Kim Cha-eon prepares Yi Yul's funeral, Je-yun is busy solving the puzzles the prince left.

With Yul's secret letter, Je-yun meets Cha-eon. Won-deuk gets attacked when looking for Hong Shim.

Cha-eon pressures the king to remove the queen and prince; Won-deuk gifts Hong Shim shoes.

Yul figures that he is not Won-deuk after all. To find the truth, he goes to Hanyang with Gu-dol.

Won-deuk and Hong Shim realize feelings for each other. But, Hong Shim has to leave with Mu-yeon.

Je-yun doubts Won-deuk's identity; people propose Seo-won as the new crown prince.

Won-deuk comes back to the palace, which doesn't feel like home. He can't stop worrying Hong Shim.

Hong Shim avoids Yul. Due to the queen's scheme, Yul attends the banquet for ambassadors from Ming.

In Hanyang, Hong Shim looks for Mu-yeon. Yul solves the puzzles with Je-yun to find memory.

Yul recalls everything and meets So-hye. Hong Shim goes to Kim Cha-eon's house to find Mu-yeon.

For Yi-seo, Yul goes to war. There, he encounters Kim Cha-eon's private soldiers.