Lee Kang San and Lee Woo Joo find themselves taking over the management of their family's traditional kimchi restaurant, Heaven, Earth and Man, when their father sets off on a journey one day without their knowledge. Ki Ho Tae coincidentally arrives at the restaurant in search of the missing pieces of his past. Together with the other restaurant employees, long-time customers and a growing circle of friends, they work towards their individual goals while finding warmth and family through their sharing of food and support of each other.

Ancient Korea, 1506. The tyrannical King Yeonsan-gun of Joseon is overthrown by his half-brother Jung-jong, whose reign begins with a blood bath. Over the years, traitors plot against him, sinking the kingdom into chaos. In 1528, frightened rumors come to royal palace, regarding a mysterious creature, known as Monstrum by the peasants.