My guide to a living hell

Mary Llamb is just a simple photography student, trying to humbly navigate through her final year of high school. But it's not as simple as it sounds.
When put in her first Saturday detention, she is forced to spend 8 hours with a brain, an athlete, a basket case, a princess and a criminal.
Once they're secret-bound, and their wolds begin to collide, one can only think; what happens next?