child_witch_conversion_critical_failure_effect

child_witch_conversion_critical_failure_effect = {
	scope:guardian = {
		send_interface_toast = {
			type = event_witchcraft_bad
			title = child_witch_conversion_critical_failure_effect.desc
			left_icon = scope:child

			scope:child = {
			 	add_opinion = {
					target = scope:guardian
					modifier = hate_opinion
					opinion = -30
				}
			}
		}
		scope:child = {
			scope:guardian = {
				random_secret = {
					type = secret_witch
					save_scope_as = guardian_witch_secret
					if = {
						limit = { NOT = { is_known_by = scope:child } }
						reveal_to = scope:child
					}
					if = {
						limit = {
							exists = scope:child.liege
							NOR = {
								is_known_by = scope:child.liege
								scope:child = { is_ruler = yes }
							}
						}
						scope:child.liege = {
							send_interface_message = {
								type = event_witchcraft_bad
								title = child_witch_conversion_critical_failure_effect.liege.desc
								left_icon = scope:guardian
								right_icon = scope:child
								scope:guardian_witch_secret = { reveal_to = scope:child.liege }
							}
						}
					}
				}
			}
		}
		scope:guardian = {
			if = {
				limit = { this = root }
				hidden_effect = {
					add_opinion = {
						target = scope:child
						modifier = hate_opinion
						opinion = -30
					}
				}
			}
			else = {
				add_opinion = {
					target = scope:child
					modifier = hate_opinion
					opinion = -30
				}
			}
		}
	}
}

As written in game/common/scripted_effects/00_witch_effects.txt.