Lexi was everything to Sam. He loved her deeply and never thought anything could happen and tear them both apart. But it did. In this book Sam writes nine letters to Lexi pouring his heart out. As Sam writes more and more letters to Lexi, you'll be able to find out what happened, but until he writes his last letter, delight yourself with Sam's old memories from his 2 years-long relationship with Lexi.

A girl named Alice Parker grew up never remembering her father. Her mother was take away when she was two years old. Now Alice is 16 years old. Through out her life she knew that she wasn't any normal human. Her foster parents send her to a research school, where she finds a scientist working with DNA and cross genetics. Alice is a subject to creating a virus that could endanger the world and she is the only one to end it.