This is a sneak peek into the next book in the series- Harmonics:Revelations. 

Sam and Richard make their attempt at escape, forces converge to kill or capture them. Despite her best efforts, Sam sees that she is helpless to save her friends. In a last ditch effort, Richard sacrifices himself to save Sam.

As Richard and Sam try to figure out why MESA Labs is at their school, other unknown groups make preparations to join the party. When events turn south, Sam finds herself desperate to save her friends. Only, she is the one who needs the saving- by a most unexpected hero.