2016/43-45: All For the Game [trilogy] -- Nora Sakavic

The Foxhole Court
The Raven King
The King's Men

Neil realized he was happy. It was such an unexpected and unfamiliar feeling he lost track of the conversation for a minute. He couldn't remember the last time he'd felt this included or safe. It was nice but dangerous. Someone with a past like his, whose very survival depended on secrecy and lies, couldn't afford to let his guard down. [The Raven King, loc. 1050]

( some spoilers but not for plot events )