Books in the Adventures of Rhys series

Rhys and his friend Giddy, allow their girl friends, April and Ruth, to join their Society - sometimes. Between them they decide on certain rules. The rules prove to be very useful. When Rhys's mother is injured in a kitchen fire he resolves never to leave her side again. With his birthday coming soon, his parents are concerned that Rhys is no longer the happy boy he once was. They make plans which include his Sometimes Society friends, to help him overcome his fears. The Society discovers Ruth is being bullied and set out to take revenge, but help comes from an unexpected source. And what can go wrong when the boys have a night out camping?