In "Duty Calls," a group of friends gathers for what seems to be a military briefing, complete with banter and camaraderie. However, the truth soon emerges—they're not soldiers at all, but avid gamers immersed in the world of Call of Duty. But there's more to the story than meets the eye. When the soldiers' wives and girlfriends decide it's their turn to enjoy some gaming action, they hatch a plan to trick the men into leaving the house.