[6] The world has been plunged underwater leaving very little land left above water.

A teenage boy, Ty, has spent his entire life underwater helping his family farm their sea homestead.

[7] Ty meets a teenage girl, Gemma, from the land, who is looking for her brother.

[8] However, a member of the gang, Shade, turns out to be Gemma's brother.

[11] On April 5, 2010, Robert Zemeckis was set to direct the film adaptation for Disney and will co-produce with Gotham Group through ImageMovers.