i think they're listening to us kiss

John yawns and grins at Sherlock after catching his eye. Sherlock's stomach somersaults, and he considers going to the window and screaming.

"What's wrong Sherlock? You look... peaky."

I'm so in love with you, it's making me sick, Sherlock considers saying.

"Probably just a bad day," is what he ends up saying.

OR

5 times Sherlock tried to tell John he loved him and 1 time John had to do it himself.