Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
When this card is sent from the field to the Graveyard: Each player adds 1 Level 3 or lower Normal Monster from their Deck to their hand.
--冥界の使者
--Emissary of the Afterlife
local s,id=GetID()
function s.initial_effect(c)
	--search
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetCode(EVENT_TO_GRAVE)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsPreviousLocation(LOCATION_ONFIELD)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.filter(c)
	return c:IsLevelBelow(3) and c:IsType(TYPE_NORMAL) and c:IsAbleToHand()
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g1=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_DECK,0,1,1,nil)
	local tc1=g1:GetFirst()
	Duel.Hint(HINT_SELECTMSG,1-tp,HINTMSG_ATOHAND)
	local g2=Duel.SelectMatchingCard(1-tp,s.filter,tp,0,LOCATION_DECK,1,1,nil)
	local tc2=g2:GetFirst()
	g1:Merge(g2)
	Duel.SendtoHand(g1,nil,REASON_EFFECT)
	if tc1 then Duel.ConfirmCards(1-tp,tc1) end
	if tc2 then	Duel.ConfirmCards(tp,tc2) end
end