A Level 2 Reader based on the deep-sea adventures of the Octonauts!When the GUP-E runs out of battery, Peso finds himself trapped in an ocean trenchthe shadowy home of a big-eyed spookfish! Can the curious creature help the medic get back to base?A Level 2 Reader based on the deep-sea adventures of the Octonauts!When the GUP-E runs out of battery, Peso finds himself trapped in an ocean trenchthe shadowy home of a big-eyed spookfish! Can the curious creature help the medic get back to base?