In a case wherein the physique of a person with a severed head was discovered at a resort in Susukino, a downtown space of Sapporo, and the three fathers and son had been re-arrested on suspicion of homicide, the 29-year-old daughter restrained the person behind his again. , After killing with a knife, it was discovered that a number of knives resembling saws had been used to chop the physique. The three are stated to be in denial or silence.