When Jeff's girlfriend leaves a Labrador retriever puppy with his family for a week, his dog T.P. and cat Cord hope the energetic puppy does not stay any longer.
Twelve-year-old Kristina, still struggling to come to terms with the death of her beloved horse, finds it difficult to accept the new dog she receives for her birthday.
Liz tells her zoologist father he must get rid of all the homeless animals he keeps at their house or she'll never win the sixth-grade class presidency, but when they're gone she misses them and learns there are more important things than winning.
A posthumous letter referring to buried treasure convinces Gary that his grandfather did not die a natural death and, with his friend Brian, he sets out to find both the treasure and his grandfather's killer.
Sweetie wants to be a good watchdog for his new master, so when coyotes and a burglar come to the house, Sweetie must try to protect his home and friends without barking too much.
Tired of being taunted for his clumsiness, Pat makes a bet that he can get through the summer and start sixth grade without breaking any bones or having to get stitches.