The house was quiet at 5 am and Tim’s mother was asleep. Only the sound of the big freezer broke the quiet. He’ d dreamt of the cave last night. The purring of the freezer had been the sea. Tim pulled on a sweater and put some apples into his schoolbag. It was too early for breakfast. He’d eat after he’ d been through the cave, sitting on the rocks and staring at the sea. He wished he had a proper pack. His schoolbag would have to do. What else? Sandwiches but his mother might wake up if he s...