It was midnight and the evening had been grand.
The wine was sweet and plentiful, the conversation engaging and light and the company striking and sensual.
Therefore when Roy suddenly found himself kissing said company with reckless abandon he didn't fight it. It would have been crass, not to mention stupid, of him to state the obvious. The obvious being that before this instant they hadn't so much as winked at each other.
No, Roy wouldn't rock this boat for all the cens in Amestris.
Because Ed was as good with his tongue as Roy had imagined he would be.