Perdition's Flames

Sherlock would do anything to save him.
Risk anything. Give anything.
His money, his life. His soul.
What he does, though, is change both of their destinies forever.
Genetic re-engineering is the only option left.
It turns out researchers underestimated the life expectancy and potential abilities of genetically re-engineered subjects.

The British government and what would eventually become the United Federation of Planets, however, had not.