Tifany Adams, 54, Tad Cullum, 43, were arrested alongside Cole Twombly, 50, and Cora Twombly, 44, in the killings of Veronica Butler, 27, and Jilian Kelley, 39. Adams, the grandmother of Butler's children, had previously hatched a scheme with boyfriend Cullum to kill Butler using an anvil. Search records showed she looked at taser pain levels and purchased burner phones and stun guns while Cullum secured the land to bury the bodies Read this story