“One last favor, Percy Jackson. I cannot leave Mrs. O’Leary alone. And she has no desire to return to the Underworld. Will you care for her?” I looked at the massive black hound, who whimpered pitifully, still licking Daedalus’s hair. I was thinking that my mom’s apartment wouldn’t allow dogs, especially dogs bigger than the apartment, but I said, “Yeah. Of course I will.”