Change My Mind - A One Direction/Zombie FanFiction

Rose and Devyn are facing an outbreak of a major epidemic sweeping through the world - A zombie Apocalypse. These two sisters are forced to rely on no one but each other, but while Devyn is more trusting and willing to let others into her life, Rose is stone-cold, she's been hurt too many times to risk letting others in. So what happens when they come across these five handsome charming boys? (In this story, the boys are just best friends, have not became the boy-band One Direction)