Caterina and Amata's reaction every time I picked up the Ombra uniforms
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Rare Long Coat from the shop and Holy pants I think would be my default items since they gives more balanced spread out stats (even though Holy pants has disadvantage of deduction of threat stats), but yeah. If another contract which is stealth intensive comes up, might try this combination sometime in the future.
Though having said that, from the 5 D-contracts, contracts which are stealth heavy tend to test the perception and intelligence often as well.