Complete the indicated task to unlock the achievement.

Achievement	How to unlock
American Dreamboat	Play at least one of Hunter's routes.
Big, bad and mine	Kidnap the professor and reach Sergei's B ending.
Caught red-handed	Steal the diamond and reach Sergei's B ending.
Diamonds are a spy's best friend	Steal the diamond and reach Hunter's A ending.
For your eyes only	Kidnap the professor and reach Hunter's A ending.
From Russia, with love	Steal the diamond and reach Sergei's A ending.
It's a new life for me	Kidnap the professor and reach Hunter's A ending.
No, I expect you to date me	Steal the diamond and reach Hunter's B ending.
Soviet, so fine.	Play at least one of Sergei's routes.
The pleasure will be all mine	Kidnap the professor and reach Sergei's A ending.