CHICAGO (CBS) — A Plainfield man is facing murder charges for a terrifying stabbing at a group home for the developmentally disabled.

On June 1, Ederaldo Frantz, 24, got into an argument with his caretaker over a cell phone.

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(Credit: Will County Sheriff’s Office)

He went into his room, put on the theme music from the film “Halloween,” donned a Halloween mask and grabbed a kitchen knife.

Then police say he stabbed his 50-year-old caretaker more than 30 times before she broke free and ran away.

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The woman is expected to recover from the attack.

Frantz has been charged with five counts of aggravated battery and attempted murder.

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His bond has been set at $500,000.