Why it loops faster when you touch and end touching the part?

This script looks tasty, but also pretty faulty. I'll give some highlights, and fixes, too!

In cases like this, you're adding either 1 or 2 to the Entertainment value, and it may exceed 100 at some point. Use math.clamp to limit that.

--Line 15
--This will limit your Entertainment value between 0 and 100, preventing it to exceed the limit.
mood.Entertainment.Value = math.clamp(mood.Entertainment.Value + math.random(1,2), 0, 100)

In the TouchEnded event, debounce is set to false upon execution and is set to true right after, while I reckon it's supposed to be the other way around (since this can prevent execution of the Touched event). Perhaps this was a mistake?

--Line 22
--Give this a switcheroo
script.Parent.TouchEnded:Connect(function()
	debounce = true
	--script
	debounce = false
end)

In the same event, player variable does not exist. Hence, touching[player.Name] = false will give out an error. You can do the same player check as the Touched event above. TouchEnded has pretty much the same arguments passing to the connected function, so you can do:

--Line 22
script.Parent.TouchEnded:Connect(function()
	local player = game.Players:GetPlayerFromCharacter(hit.Parent)
	if not player then
		--End the function. The following will not be executed if player does not exist.
		return
	end

	debounce = true
	touching[player.Name] = false
	wait(1)
	debounce = false
end)

That's pretty much all. Aside from those, TTChaos is correct - I recommend you using Region3 if you just need to do this kind of stuf when the player is inside an area or boundaries. Here is a documentation for Region3, and a thorough explanation of Region3 from ClimaxDarkness.

Hmm, was I missing something?