Sleepless — Lou Morgan

Young, rich and good-looking, Izzy and her friends lead seemingly perfect lives. But exams are looming and at a school like Clerkenwell, failure is not an option. Luckily, Tigs has a solution. A small pill that will make revision a breeze and help them get the results they need. Desperate to succeed, the group begin taking the study drug. It doesn't take long before they realize there are far worse things than failing a few exams.