Chris: Deadly Escape

SATURN agent Christopher Marshall puts his career on the line, letting his worst enemy escape in a desperate bid to rescue his mentors. If he fails this time, everyone he loves will pay the price.
Takes place after the events of Deadly Secrets, Scott McCully Espionage Adventure #3

Matt: Tested Loyalties

When politics and family values collide, Matt Marshall finds himself caught in a political conspiracy that threatens both the country's freedom and his own family.
Takes place after the events of Loyal to the End, Scott McCully Espionage Adventure #5

Scott: Summer Vacation

Scott's family has never been normal, so why did he expect his family's summer vacation to be?
Takes place after the events of Loyal to the End, Scott McCully Espionage Adventure #5