Enjolras, contrary to some people's beliefs; does in fact pay attention to the calendar. It may be a strange calendar with months all out of joint, but he has been here over a year now, and with time comes familiarity. So, noting that Grantaire's birthday fell during Dark, he had planned ahead. It had taken some searching until he had found Grantaire's haunt, but he knocks on the door-sill, package in hand.

"That looks...complicated."