Dr. Ben Schroeder and son Charlie are surprised when a young family brings in an orphaned raccoon they found in their shed, while Dr. Erin Schroeder helps a woman subdue a trapped cat with a serious dental issue. Ben and his younger son Chase also encounter a newborn calf with a hernia the size of a melon and perform surgery, while Erin tries to uncover why a terrier is suddenly experiencing violent seizures. The Schroeders also get a visit from a family of llamas, one of which is expecting, and the whole clan ventures into a massive thunderstorm to aid a downed dairy cow.