The drama is about a first-class impersonator of a trot singer named Lilac, and his daughter Shin-hye in the process of getting away from the deceptive acting and finding real happiness.
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.