Hayley Kincaid and her father move back to their hometown to try to live a "normal" life, but the horrors he saw in the war threaten to destroy them both.
After finally getting noticed by someone other than school bullies and his ever-angry father, seventeen-year-old Tyler enjoys his tough new reputation and the attentions of a popular girl, but when life starts to go bad again, he must choose between transforming himself or giving in to his destructive thoughts.
Brenna, one of the volunteers at the Dr. Mac's Place animal clinic, is horrified to find a dog caught in a trap in the local nature preserve, but subsequent events prove that every story has two sides.
Just when Zoe is starting to feel at home in Ambler, Pennsylvania, living with her veterinarian grandmother and learning about a flock of wild parrots, her actress mother arrives to take her to a new home in Los Angeles.
After treating an injured greyhound at her grandmother's verterinary clinic, thirteen-year-old Maggie learns about the abuse of greyhounds in the dog-racing industry and vows to put a stop to it.
After assisting with her own cat's emergency surgery, Sunita decides she can no longer work with animals and accepts an internship at a lab, unaware that the research conducted there includes animal testing.
Sunita Patel sets out to save a feral cat colony from Animal Control by showing that the cats can be tamed, but her plans are threatened when she winds up in the hospital.
Adjusting to middle school becomes easier for twelve-year-old Maggie when she finds that her biology teacher, who is blind, can learn a few things from her about working with his guide dog.
Seeing Jane's dog, Yum-Yum, help cheer up children in a cancer ward makes Zoe think about having her puppy, Sneakers, trained to do therapy, too, especially when Yum-Yum becomes very ill.
