When nineteen-year-old international pop sensation Winter Young is recruited by a covert organization to take down a criminal tycoon, he is paired with Sydney Cossette, a fierce and unpredictable secret agent, but suspicions soon turn to sparks as the two are drawn into a tangled web of secrets and deception. When teenage international pop sensation Winter Young is recruited by a covert organization to take down a criminal tycoon, he is paired with Sydney Cossette, a fierce and unpredictable secret agent. She is posing as his bodyguard while they are on a mission to bring down criminal tycoon Eli Morrison. It seems Morrison has only one weekend: his daughter Penelope. And Penelope's only wish for her nineteenth birthday is a private concert with Winter Young. -- adapted from jacket

Series title and numberation from Goodreads.com.