Episode 1

Joseon's genius, Heo Gyun, gets entangled in a conspiracy while living in exile and is pursued by assassins. Just as he faces certain death, he finds himself in the heart of 21st-century Seoul.

Episode 2

Believing that 21st-century Seoul, where there is no class discrimination, is the authentic 'Yuldo-guk' of his dreams, Heo Gyun begins his chaotic adaptation at the grumpy Eun-sil's small diner.

Episode 3

After saving Eunsil's mother, Heo Gyun finds himself under police suspicion due to his unknown identity. Meanwhile, Eunsil, who has poor cooking skills, faces the crisis of having to close diner.

Episode 4

With his extraordinary culinary talent, Heo Gyun keeps Eunsil on edge, neither accepting nor rejecting her offer to run the diner together.

Episode 5

Thanks to Heo Gyun's exceptional cooking skills, the diner gains popularity. However, Lee Hyuk, the owner of the fine restaurant becomes increasingly desperate to take over Heo's Diner.

Episode 6

Eunsil, investigating malicious rumors about the restaurant, encounters an unexpected person. Lee Hyuk seizes the opportunity to make a risky proposal to Heo Gyun.

Episode 7

Heo Gyun, who was offered the opportunity to work at Lee Hyuk's restaurant, cannot easily refuse because of Eun-sil's mother's hospital bills. Lee Hyuk's anger and obsession with Heo's restaurant grow, and eventually he puts a plan into action to destroy Heo's restaurant.

Episode 8

Episode 9

Episode 10