The almond in the apricot

"Emma had the perfect trifecta: a long-term job as an engineer designing sewers; a steady relationship with her reliable boyfriend; and an adoring and creative best friend (about whom she wasn't quite ready to admit her unrequited feelings). Then early one morning, a phone call changed her world forever. Now she's having nightmares that threaten to disrupt the space-time continuum -- nightmares of hiding from bombs in basements, of glass shatteri...