Book Titles Underlined Or Quotes Novels & Stories

It has the picture of two people, a man and a woman, lying in bed, tangled up in the white sheets and in each other’s arm, asleep. The picture makes my face heat up as my brain begins to process what must have happen for them to be tangled together…naked, as I see no clothing on them, except the sheets hiding a lot from the imagination. I do a quick flip through the content of the book and notice that some wordings have been neatly underlined. Has he gone through all these? Were these underlined words a hidden message for me? I stop in my scan at a particular page at the middle part of the book, as my eyes zone in on that particular word that has about three lines underlining it.