Summary:

Ilya noticed the little things, the nearly imperceptible movements of fingers and minutely shifting facial muscles. He noticed the patterns in it all as well, when it tended to happen more than not. One day, an internet rabbit hole leads him to learn that there may be more behind his boyfriends quirks than he initially thought. or: after some coaxing, Shane lets himself unmask enough to stim in front of Ilya. Ilya is predictably smitten