hunt_murder_confession_opinion_effect

hunt_murder_confession_opinion_effect = {
	scope:activity = {
		every_attending_character = { #All honorable participants lose opinion
			limit = {
				this != root
				this != scope:murder_target
				is_alive = yes
				ai_honor >= high_positive_honor
			}
			custom = hunt.1014.all_honorable_hunt_participants
			add_opinion = {
				modifier = opinion_acting_strange
				target = root
			}
		}
		every_attending_character = { #All evil participants gain opinion
			limit = {
				this != root
				this != scope:murder_target
				is_alive = yes
				OR = {
					has_trait = sadistic
					opinion = {
						target = scope:murder_target
						value <= -30
					}
				}
			}
			custom = hunt.1014.all_who_dislike_or_are_evil
			add_opinion = {
				modifier = cruelty_opinion
				target = root
				opinion = 10
			}
		}
	}
}

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