Of course Julien was going to go where he'd been invited by the other boy, but the injury had his full attention at that moment.
He reached for his wand with one hand, Alfie's in his other, and began running a carefully gentle diagnostic spell, sure that nothing was broken but not wanting to take any chances - he'd have to send Alfie to the nurse for that but he could handle a little bruising.
"No, Marcus got me to come down but I left after dinner... you punched someone? Who? Why? What happened?" he queried, his Ravenclaw nature demanding he gathered all the facts to quell the anxiety rising in him at this. Seeing that the injury wasn't as bad as he'd been imagining only did a little to subdue it, but he muttered a healing spell and then gently let Alfie's now unblemished hand go. "Is that better?"