Oh. I see. Sorry. I didn't understand. Inside the house means the claims are originating directly from users of Tik Tok on the Tik Tok platform. There was an old horror movie about a babysitter getting prank calls about the children in the house being in danger. It turned out the calls were coming from inside the house.

https://thoughtcatalog.com/christine-stockton/2021/07/the-call-is-coming-from-inside-the-house-horror-trope-is-based-on-a-sady-true-story/