The only boat has left and the only passengers are Eli and Natasha; they get to the enterprise base but get thrown out because they don't have any algae and because Dr. Hamilton doesn't want to be disturbed by his family during his work. Meanwhile, the boat back at the base is fixed so while the rest of the kids start to walk to the city, Josh and Ryan starts to go by boat to the city where Dr. Hamilton but the boat breaks and then they get rescued by a fisherman but for real, he's working for Dr. Hamilton. They get chased through the city and in the end they get caught and locked up but Eli and another guy called Marcus (Nick Britton) but they was searching for the antidote which they didn't have because Natasha has given it to Gabe.