Vocaloid Oliver x Reader- Sleepovers

I wrote this ages ago, but it's a vocaloid Oliver x reader. I quite like it, and I just edited to make it better than when I posted it on my deviant art a while ago. Anyways, some cute fluff between you and the adorable vocaloid Oliver. My friend used to be obsessed with Ollie so I wrote this for her ages ago. I don'...