This achievement is
story related and is
unmissable.
Upon completing the finale quest
Whatsoever a Man Soweth..., this achievement will unlock.
To begin this quest, you must have completed the previous
main quests:
Evil's Soft First TouchesDead Man's PartyOpen SesameOpen Sesame: Witcher Seasonings
Open Sesame: Breaking and Entering
Open Sesame: The SafecrackerScenes From a MarriageNOTE: I have linked each Hearts of Stone achievement that is tied to a main quest as all of them - apart from
I'm Not Kissing That - are missable.