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Jerry Grundhaven is a defense attorney who Rosa hates due to his quick wittiness that often embarrasses her.

Throughout the Series[]

Season One[]

In Old School, Jerry is sent to defend his client, Mr. Ladd, who was charged with aggravated assault. Rosa is testifying in the court case, witnessed by her fellow officers, Charles Boyle and Terry Jeffords. While in the courtroom, Rosa imagines her happy place being in a cabin in the middle of the woods, severely beating Jerry, making her calm which led to Mr. Ladd being found guilty.