Aliens mysteriously dimmed the sun’s light, causing the last human survivors to hide deep under the frozen oceans, depending on geothermal energy. Nice idea, but the execution, concentrating on a dad’s looking for his rebellious and wayward daughter, a mother who committed suicide, and a dramatic revelation, felt a little bit trite to me. The initial infodump, with the excuse of ‘explaining the situation to a young child’ also felt forced. ( )