Hello QueenMia, I also play on Windows 10 and Olivia showed up after the 1.12.4 update 2 weeks ago, after I played some levels in the enclave I ran out of lives, and closed the game, I never saw the Olivia Quest again... I did hope that the 1.12.5 fix would sort out that bug, but it didn't. So I did wait to 1.13. that is…