On a freezing night, as her high school campus is engulfed by a snowstorm, 19-year-old Vinca Rockwell runs away with Alexis, her philosophy teacher.
No one will ever see them again.
Formerly inseparable, Thomas, Maxime and Fanny - Vinca's best friends - have not spoken in twenty-five years.
But when they receive an invitation to their school reunion, they know they must go back one final time.
Because there is a body buried in that school...
...and they're the ones who put it there.