Sweet Tooth v04 - Endangered Species (2012)

"A NEW YORK TIMES BESTSELLER!
Gus reluctantly joins Jepperd on missing persons hunt, but the tension between the two continues to grow. Meanwhile, Singh and Johnny come face to face with a deadly new threat, and Lucy and the girls meet Walter Fish, an enigmatic survivor who may have more to offer than meets the eye. Will this lead to a new sanctuary for them, or something far more dangerous? Collects issues #18-25."