Ender's Game (2013)

About Ender's Game

Young Ender Wiggin is recruited by the International Military to lead the fight against the Formics, an insectoid alien race who had previously tried to invade Earth and had inflicted heavy losses on humankind. —rball4042 The Earth was ravaged by the Formics, an alien race seemingly determined to destroy humanity. Fifty years later, the people of Earth remain banded together to prevent their own annihilation from this technologically superior alien species. Ender Wiggin, a quiet but brilliant boy, may become the savior of the human race. He is separated from his beloved sister and his terrifying brother and brought to battle school in orbit around earth. He will be tested and honed into an empathetic killer who begins to despise what he does as he learns to fight in hopes of saving Earth and his family. —CrystalSinger45, Jesse Daniels, strouda56 In the near future, a hostile alien race has attacked Earth. In preparation for the next attack, the highly esteemed Colonel Graff and the International Military seek to find a future leader who can save the human race. Ender Wiggin, a shy but strategically brilliant young mind, is recruited to join the elite, where he's trained to lead…

Source: http://www.imdb.com/title/tt1731141/plotsummary