The fluorescent lights of the Caracas municipal library hummed with the same low-frequency anxiety that Serafín felt in his chest. It was 1998, and the humidity was thick enough to swallow you whole.
It wasn't a bookmark. It was a handwritten note in elegant, hurried cursive: "Meet me at the DNA model in the park at midnight. I have the diagrams you actually need. Don't be late. - M." serafin mazparrote biologia 3er ano pdf hot