Bodysnatchers

"Why are you so on edge?" Lance asks, as they both stand up, and he's looking past Keith outside the shop with a raised eyebrow. "What did you do?"

Oh, Keith realizes, in an instant. Lance thinks he's done something wrong. Lance thinks he is running away from the police, or some kind of gang, or something. He really couldn't be more wrong, but Keith doesn't exactly want to tell him 'Ha, I'm just running away from a bunch of dicks who were attempting to beat me up for the fifth time this week,' and so he bites his bottom lip.

What would Lance want to hear?

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Or alternatively: Keith pretends to be cool so that Lance will be his friend and keep people from picking on him, but it turns into something more than friendship and Keith doesn't know how long he can keep up his persona