The Masked Singer is a Bulgarian reality singing competition television series based on the Masked Singer franchise which originated from the South Korean version of the show King of Mask Singer. It premiered on Nova on 14 September 2019 to 4 December 2021 All episodes of the series are broadcast live.

Tells the story of Stefan Markov - a journalist who has been through a terrible loss in his past - his beloved girlfriend has been missing for 4 years.