An orphaned girl is rescued from a satanic ritual and taken to Saint Catherine Institute for homeless youth. There she will learn new skills while facing demons that stalk her.

After the suicide of his best friend and the fire of a local dance called Cromañón, including recitals, illegal parties in an abandoned warehouse and high school, a year passes by in the life of Zabo who writes everything he feels and lives in his blog, "Memories of a teenager".

Influencer bloggers evoke spirit of vanished "black countess" during ritual at her mansion. She disappeared playing dimensional game. Their ritual unleashes otherworldly demons, and survivors must banish them back.