When Wallace Watkins is mucking around in Grandad's shed a chance encounter with a friendly sparrow leads to an amazing adventure with Sparrow saving the day. Wallace Watkins knew he shouldn't be in Grandad's shed and it could have had a very bad ending except for a brave Sparrow who becomes Wallace's trusted secret friend. Together they have an adventure which you will never guess. It begins the start of many other Watkin Watkins adventures with Sparrow always at his side.