The best one direction fanfics i've read so far

Psycho Sitter // Harry Styles

Cassandra, a 17 year old girl with dreams of becoming a therapist for troubled children one day. Cassandra's parents job takes them away from their two children. Cassie's father gets a call for him and his wife to take a trip to Australia, thousands of miles away from their children. They accept the offer but know they can't leave their seventeen and eight year old home alone for a week so they call a sitter. Little did they know they hired a dangerous psychopath killer... Will Cassandra and Ben escape the harmful hands of their psychotic sitter? Or has he already set his eyes on the young and pure Cassandra...

~~

This is written by _Discovered_

http://www.wattpad.com/story/12442573-psycho-sitter-harry-styles