During a family trip to the beach, Sejal uses a submarine powered by Imagination Fuel to plunge into an undersea adventure where she hopes to learn more about how the small but powerful blue dragon might help her deal with a class bully.
When a storm threatens Diwali celebrations, eight-year-old Sejal Sinha, a spunky Indian-American girl with an active imagination, tries to use science to save her family's beloved holiday.