You accidentally summoned an Incubus from a book you accidentally found in the library, you think the book is a hoax? and now the book will not deceive you

"Human, you're so warm 'inside'"

Scaramouche moves roughly between your thighs, the 'midsection' becomes even harder, larger than the usual human 'size', and now your insides are clenched, making him a bit difficult to move