Weird halo like effect around NPCs in Ultra Moon

Issue:
Im getting this weird halo like effect when in the world, its gone while in battles.
I really wanna fix this as its quite distracting

Update: its actually on the whole game but only noticeable around certain items

System Information

Updated with screenshot: https://i.gyazo.com/c9b4a2d4666aab431754c4ea15cfb301.png

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