YouTube star Monalisa Perez wanted to build her YouTube audience so she shot her boyfriend dead.

Pedro Luis held up an encyclopedia to stop the bullet but it didn’t help him.

Pedro was pronounced dead when police arrived.

NBC reported:

A 19-year-old aspiring YouTube star’s boyfriend is dead after she shot him in the chest in a video stunt gone wrong, according to a criminal complaint filed on Wednesday.

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Norman County Sheriff Jeremy Thornton said in a statement that Monalisa Perez of Minnesota was arrested after she shot her boyfriend Pedro Ruiz III, 22, in the chest. According to court documents, she shot him with a gold Desert Eagle .50 caliber handgun — considered one of the most powerful pistols in the world — in the grass outside their home while he held up a hardcover encyclopedia to block the bullet.

The criminal complaint added that the incident came about because Ruiz wanted to make a YouTube video in order to grow the following they had on their YouTube channel.

They set up a GoPro camera on the back of a car and put another camera on a nearby ladder on Monday evening. Once they were filming, Perez picked up the Desert Eagle and shot the book Ruiz held in front of his chest. The bullet traveled through the book and hit Ruiz in the chest.

Perez then called 911 at 6:30 p.m. local time on Monday to report the she had accidentally shot her boyfriend in the chest, according to court documents. He was pronounced dead at the scene of a single gunshot wound to the chest.