In Williamsburg in 1774, nine-year-old Felicity rescues a beautiful horse who is being beaten and starved by her cruel owner.

Brenna, one of the volunteers at 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.

When someone discovers Rainbow Mist and wants to use her magic, Iris and Ruby must protect the unicorn magic before it is gone forever.

"London, 1880, 13-year-old Clay is a mud lark, one of the countless boys who survive by scavenging along the banks of the Thames. One day, while trying to sell a set of tarot cards, Clay stumbles upon Smith & Sparrow's Amazing Circus, whose menagerie boasts 'the last surviving wolf in the United Kingdom.' Wolves haven't been seen in the wild for over three centuries, so Clay can hardly believe his eyes when he meets up with the silver-coated, amber-eyed...

"Puppies are a priority at King Street kennels."

Rafe Khatchadorian is horrified that because of a missed science assignment he has to go to summer school; but instead of three weeks in a school room he finds himself a volunteer at Bushytail animal refuge, which is really hard, smelly work--and somehow he needs to use the experience (and the help of a girl he meets there) to produce a first class science report.

Mandy and James discover a stray cat and her kittens and try to save them.

As Amy helps a lost horse, she makes the difficult decision of whether to leave Heartland in order to go to college.