It’s a parody, a humorous imagination of comedically pitched sexual positions, all of them involving a blanket with sleeves. The illustrated pseudo-guide employs Megan’s hilarious drawings of cartoon figures, with all their naughty bits covered by hand-drawn Snuggies.
We’ve reviewed your application, however, we cannot post this version to the App Store because we are no longer accepting this type of app, as indicated in the preamble to the App Store Review Guidelines https://developer.apple.com/appstore/resources/approval/guidelines.html: We don’t need any more Kamasutra apps.