The first episode of 'Bulgasal: Immortal Souls,' which aired on December 18, recorded an average rating of 6.3% and the highest rating of 8.0%, according to the nationwide data from Nielsen Korea. In terms of households in the metropolitan area, the average rating was 7.4%, and the highest rating was 9.1%. Additionally, 'Bulgasal: Immortal Souls,' came in at number 1 out of all the dramas airing at that time slot on that day.

The second episode that aired on the 19th, recorded an average of 6.0% and a maximum of 6.9% in the metropolitan area. The national household standard rating recorded an average of 5.8% and a maximum of 6.6%, taking first place in both the metropolitan area and national viewer rating.

'Bulgasal: Immortal Souls' tells the sad and beautiful story of a man who has become an immortal being that is unable to be killed, nor can he die. He chases after a woman who continues to be reincarnated over the 600 years. This is a new Korean-style fantasy narrative based on Korean folklore and rare articles.

Netizens are already having a positive reaction to the drama as they commented, "I watched it and it's really fun," "There's a lot of blood and it's a bit scary but it's really fun," "The storyline is really interesting and intriguing," "I heard so many good things about it, I should watch it,"
"I watched without realizing the time pass," "Definitely a must-watch series," "I love this fictional drama," "I think Lee Jin Wook's acting is so crazy," "Kwon Na Ra looks so stunning in the drama too," and "I love these kinds of fantasy dramas."