Instant Shine x 2 no problem, it is pretty much impossible to OD on it, however the Ammo I’d recommend you get at regular strength to start with. Given your age and presumably the girls you are interacting with are a similar age, x1 may be adequate and x2 may not be so helpful. Also if it turns out that 3 sprays works for you, you’re still stuck if you have x2.
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