Tilly Twomley is desperate for change. White-knuckling her way through high school with flawed executive functioning has left her burnt out and ready to start fresh. Working as an intern for her perfect older sister’s start up isn’t exactly how Tilly wants to spend her summer, but the required travel around Europe promises a much-needed change of scenery as she plans for her future. The problem is, Tilly has no idea what she wants.