Frank and Joe investigate the legend of Whalebone Island when they receive a warning concerning a sunken freighter.

"You're visiting a group of friends on the California coast. They want to take you surfing, scuba diving, and deep-sea fishing. Depending on YOUR choices, you could explore a prehistoric world, crush the waves, solve a mystery, and more! But beware -- the wrong choices could leave you lost at sea -- or WORSE! Unlike other stories, you get to decide how you'd like your adventure to go and what you want to do. Some of your choices may take you down...