Endling (слэш)

Being a shifter, a person who can change from human form to the one of a big cat, has always been normal for Pavel. He was born this way. But in order to enlist in Starfleet he had to start hiding his true nature to pass as a human. When he falls head over heels for a certain CMO he doesn't know what to do anymore. Because on one hand he's scared to be reported but on the other hand it feels wrong to keep such a secret from him...