Flawless

http://www.fanfiction.net/s/8800803/1/Flawless

500 years into the future, humanity has found the secret to immortality. However, this immortality has come with a price: Alfred, a boy whose genetic makeup holds the biological key to mankind. His genetics hold even more secrets, and scientists like Ivan Braginsky are determined to uncover them. Scientist/Subject AU. Rusame. Slash.