Los perros valiosos

Previously

…The rumble of the subterranean river was a constant, powerful presence, a deafening roar that seemed to fill every corner of the cave. It was a sound that promised both danger and discovery, a thrilling, terrifying symphony that drew them deeper into the earth. Barnaby was already ahead, his booming bark a distant, excited call, and Luna knew, with a mix of dread and determination, that their adventure had just taken a very wet, very loud turn.