Noah's ark floats on the open sea, with his best friends Finny and Leah on board. But, after weeks with no land in sight, food supplies are running low. The fragile peace between carnivores and herbivores could be broken at any second. After a series of unfortunate events, the children find themselves inadvertently washed overboard, along with the last of their food supplies. Leah and her shipwrecked partner, her new friend Jelly, are stranded on a remote island. As Finny wakes up in a strange colony full of strangely familiar creatures living in harmony, under the threat of a menacing volcano. In a race against time, the tide, and terrifying tremors, Finny must rescue his friends, reunite with his family, and save an entire colony from total destruction.