On May 9, 1986, a small ranching community in Wyoming experiences a divine intervention when a couple detonates a bomb inside a crowded classroom.

Emily Lindstrom, 14, is an aspiring concert violinist; she’s spending the summer practicing for a big audition while her girlfriends are at camp. She’s also got a thriving neighborhood business:…

Fraternal twin sisters Emma and Lilly are as different as night and day. Emma, the beautiful blonde tomboy, would rather be riding a horse than anything else in the world….

Someone’s trying to make the students sick at the upscale boarding school, Danforth Academy! Abby, Paige, Claire and Taylor, join forces to solve the mystery. Whoever it is, the four…