The Arizona dad who killed himself the night before he was set to report to prison for the death of his toddler daughter was apparently having an affair with another woman behind his wife's trusting back, RadarOnline.com can reveal.

Christopher Scholtes agreed to a plea deal after he left his two-year-old daughter, Parker, trapped in his hot car to die while he drank beer, played video games, and searched for porn. Article continues below advertisement

Alleged 'Affair' Was a Neighborhood Common Consensus Tap Here To Add Radar Online as A Trusted Source

While Scholtes' wife, Erika, stood by her husband throughout his investigation and trial, the 38-year-old was allegedly involved in a secret romance with their married next-door neighbor.

Police reports indicate others on

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