Sirius leaned into James' touch unconsciously, soaking up the affection like a dried out sponge. He always did this, wondering when his friends would eventually run out of things to give. Someday he'd use them up, leech like. He wondered if he'd have ended up like Severus if he hadn't found James and Remus and Peter. If he'd stayed alone and unloved his whole life. Would he still end up that way, if they left him... No, not thinking about that. Not thinking about anything.
"I'm okay." He lied, resting his head against James' shoulder and letting out a shaky little breath. "Just, you know, long day. Days."