After their breakfast and a swim in the sea, Dot and her owner Rose jump on the bus to the hospital. Dot loves visiting the children of Wallaby Ward and they're always pleased to see her too; from a crying baby to a bored teenager - a pat, a stroke and a cuddle with Dot cheers everyone up. But the work of the hospital dog doesn't stop there and when one of her patients is in trouble, it's up to Dot to save the day!