generic_scheme_process_ending_effect

generic_scheme_process_ending_effect = {
	# Grab our scopes.
	save_scope_as = scheme
	scheme_owner = { save_scope_as = owner }
	## Targets.
	scheme_target_character ?= {
		save_scope_as = target
		save_scope_as = target_character
	}
	scheme_target_culture ?= {
		save_scope_as = target
		culture_head ?= { save_scope_as = target_character }
	}
	scheme_target_faith ?= {
		save_scope_as = target
		main_rite.head_of_rite ?= { save_scope_as = target_character }
	}
	scheme_target_title ?= {
		save_scope_as = target
		if = {
			limit = { exists = holder }
			holder = { save_scope_as = target_character }
		}
		else = {
			title_capital_county.holder = { save_scope_as = target_character }
		}
	}
	# Success roll.
	random = {
		chance = scheme_success_chance
		custom_tooltip = $RESULTS_TOOLTIP$
		save_scope_value_as = {
			name = scheme_successful
			value = yes
		}
		# Interception saves.
		## Unique saves roll.
		### E.g., your dog flings itself in front of an assassin for you.
		if = {
			limit = { is_savable_murder_scheme_trigger = yes }
			# We use a scripted effect so that mods can overwrite it without overwriting the whole block.
			scheme_unique_interception_roll_effect = yes
		}
		## Repeatable saves roll.
		### E.g., your bodyguard flings itself in front of an assassin for you.
		if = {
			limit = { is_savable_murder_scheme_trigger = yes }
			random = {
				chance = scope:target.scheme_intercept_repeatable_chance_total_value
				save_scope_value_as = {
					name = interception_repeatable
					value = yes
				}
			}
		}
	}
	# Secrecy roll.
	## We check this after an interception so that, if a successful scheme is intercepted, we can boost its success a little to compensate.
	if = {
		limit = { is_type_secret = yes }
		## First, determine our secrecy value.
		save_scope_value_as = {
			name = discovery_chance
			value = {
				value = 100
				subtract = scheme_secrecy
				# Boost this up a bit if the scheme was intercepted.
				if = {
					limit = {
						OR = {
							exists = scope:interception_unique
							exists = scope:interception_repeatable
						}
					}
					add = -30
				}
				# And make sure there's always _some_ risk.
				min = 5
			}
		}
		random = {
			chance = scope:discovery_chance
			custom_tooltip = scheme_remain_secret_roll_tt
			save_scope_value_as = {
				name = scheme_discovered
				value = yes
			}
			# Grab an exposer.
			if = {
				limit = { exists = scope:target.host }
				scope:target.host = { save_scope_as = murder_exposer }
			}
			else = {
				scope:target_character = { save_scope_as = murder_exposer }
			}
			# Set up assorted cosmetics for murders.
			scope:owner = {
				# Portraits.
				save_scope_as = owner_to_reveal
				# Plus a flavour scope we use.
				random_memory = {
					limit = {
						has_memory_category = negative
						has_memory_participant = scope:target_character
						NOR = { # These read poorly
							has_memory_type = became_rivals
							has_memory_type = became_nemesis
						}
					}
					save_scope_as = bad_memory
				}
			}
		}
	}
	# Process ending on_actions.
	## Scheme intercepted by a unique flag, stopping a killing at the last moment.
	if = {
		limit = { exists = scope:interception_unique }
		scheme_owner = {
			trigger_event = { on_action = pick_unique_murder_intercept_on_action }

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