Karolina Paniagua was horribly sick and no one could figure out why. At first, Karolina came down with a high fever and joint pain. Over the next couple of weeks, she could barely walk. A doctor decided to test Karolina for Chagas disease, a lethal illness spread by the deadly kissing bug. The test came back positive—Karolina was stunned. Read Karolina's harrowing tale of survival, and learn all about kissing bugs and the deadly disease they carry in this engrossing narrative nonfiction book for young readers.