What is this red little cocoon like creature here?
This looks like a lady beetle pupa.  Given the appearance and your description of it's size, my guess would be of Harmonia axyridis.
Here'a link, with a picture of another pupa about half way down the page: https://edis.ifas.ufl.edu/publication/in361. This species has a diversity of colorations, both on the adults and the pupa.
Here's an example of another pupa of what is most likely the same species (from https://bugguide.net/node/view/410817/bgimage):