Seman, himself a father to a two-year-old child, had been accused of abusing his girlfriend daughter repeatedly over the years. He allegedly, molested Corrine Gump from when she was just four years old until she was eight.
When the law caught up with him, he tried bribing one of the witnesses in the rape case. That failed too, then he simply killed his victim and her guardians by razing their home in a blaze.

First Robert Seman abused Corrine Gump from age four to eight. Two years later he set her home on fire, killing the now 10-year-old victim and her grand parents in the blaze

The sequence of the courthouse suicide as captured by cameras, the accused man accused, Robert Seman Jr, was seen walking towards the courtroom for his trial  at the Mahoning County Courthouse in Youngstown, Ohio, over the deadly arson at the Schmidt home in march 2015.
He suddenly steps to the side and throws himself over the railing from the fourth-floor. Seman faced the death penalty if convicted of aggravated murder charges in the deaths of 10-year-old Corrine Gump, her 63-year-old grandfather William Schmidt, and grandmother, 61-year-old Judith Schmidt.

Robert Seman Jr, was in court for dastardly attempt to cover his tracks in a 2015 child rape case, with deadly arson. He ended the case when he jumped from the fourth-floor balcony of the courthouse on Monday

The shocking incident was recorded on surveillance cameras inside the courthouse. In the short clip, the alleged paedophile and murderer, who had traded his regulation orange prison suit for a white shirt for the court appearance, is first seen walking out of the courtroom with two officers. He then slows down, allowing the officer who was behind him to draw level with him, three steps to his right, before throwing himself over the low railing

Seman [white shirt], is captured surveilling his suicide route before he accelerated and took the plunge

Seman faced the death penalty if convicted of aggravated murder charges in the March 2015 deaths of 10-year-old Corrine Gump, 63-year-old William Schmidt and 61-year-old Judith Schmidt.
A Youngstown Vindicator reporter who witnessed the incident said the 48-year-old’s body was covered by a white sheet inside a marble rotunda, but his arms were visible as they were sticking out.
In the short clip, Seman is first seen walking out of the courtroom with two officers. He then slows down, allowing the officer who was behind him to draw level with him.
He then took three steps to his right, before throwing himself over the low railing.
Seman’s crashed into the marble floor of the rotunda below after falling four floors. The two deputies are seen rushing to the railing desperately, before they make their way downstairs. People are seen emerging from the courtroom at the same time. Hisleap of  death canceled one of the most depraved child abuse cases in the nation, spiced with a highly publicized triple homicide trial.

Seman’s body surrounded by deputies and courthouse security personnel is seen on the floor of the courthouse, arms sticking out from under a white sheath

 

Seman, who is listed in jail records as being 5’10 and 260 pounds, allegedly repeatedly raped 10-year-old Corrine Gump and then torched the  her grandparents home [photo], killing all three occupant, the morning he was due to stand trial.

The alleged rapes took place over a number of years while Seman was dating Corrine’s mother, Lynn Schmidt.
It emerged in March 2015, following the emergence of rape allegations against Seman, Schmidt and her daughter moved in with her parents, but she eventually headed back to her boyfriend’s home.
Investigators who searched the home after the fire found all three bodies on the second floor. They were out of their beds and the way they were positioned suggested they were trying to get out, Fire Chief John O’Neill told the Vindicator at the time.