Sodatechi Maou!育てち魔おう！ ; The devil is not so black as he is painted.

Hell is under the supervision of three controlling and cruel Demon Kings. But when a young human child named Maris ends up there, these three kings find themselves faced with a dilemma: should they execute the kid? Make him a slave? Or maybelook after him!? With all of Hell involved, an unthinkable form of child-rearing begins!