house_feud_torture_event_effect

house_feud_torture_event_effect = {
	hidden_effect = {
		# Tortured belongs to torturer's Houses's Feud target House
		scope:actor.house ?= {
			change_house_relation_feud_score_effect = {
				TARGET = scope:recipient.house
				REASON = torture
				VALUE = house_feud_minor_counter_value
			}
			# If originial Feud reason was Torture, fire revenge event for House Head
			if = {
				limit = {
					any_house_relation = {
						has_house_relation_level = feud
						OR = {
							var:house_feud_victim.house ?= scope:actor.house
							var:house_feud_reason ?= flag:head_tortured
							var:house_feud_reason ?= flag:family_tortured
						}
						var:house_feud_attacker ?= scope:recipient
						NOT = { exists = var:feud_avenged }
					}
				}
				house_head = {
					trigger_event = { id = bp1_house_feud.7002 days = 15 }
				}
			}
		}
		scope:recipient.house.house_head ?= {
			# Chance for tortured House to start a Feud if eligible
			if = {
				limit = {
					valid_for_feud_events_with_target_trigger = { TARGET = scope:actor }
				}
				random_list = {
					# Give House Head option to start Feud
					25 = {
						modifier = {
							add = 25
							has_trait = vengeful
						}
						modifier = {
							add = -25
							has_trait = forgiving
						}
						scope:actor = { house_feud_save_head_and_attacker_effect = yes }
						scope:recipient = {
							save_scope_as = house_feud_victim
							house.house_head = {
								if = {
									limit = { this = scope:house_feud_victim }
									trigger_event = {
										id = bp1_house_feud.0010 # Version for tortured House Heads
										days = { 5 15 }
									}
								}
								else = {
									trigger_event = {
										id = bp1_house_feud.0011 # Version for tortured close family
										days = { 5 15 }
									}
								}
							}
						}
					}
					# Clean up tortured's flags if no Feud started
					50 = {
						scope:recipient = {
							if = {
								limit = { has_character_flag = house_feud_castration_flag }
								remove_character_flag = house_feud_castration_flag
							}
							else_if = {
								limit = { has_character_flag = house_feud_blinding_flag }
								remove_character_flag = house_feud_blinding_flag
							}
							else_if = {
								limit = { has_character_flag = house_feud_disfigured_flag }
								remove_character_flag = house_feud_disfigured_flag
							}
						}
					}
				}
			}
		}
	}
}

As written in game/common/scripted_effects/03_bp1_scripted_effects.txt.