"IMMORTALS
ENTER
THROUGH
KITCHEN
(in back)"
The instructions look to have been printed on an old-fashioned daisy-wheel printer, although you are too young to know about those. You can just see that the letters are made up of little dots. The explanation, "in back," is scrawled underneath in what looks to have been a felt-tip pen that was on the verge of drying out.
With a frown...and blushing--assuming a blush can show through scales--from what you suspect is a bit of an insult...you creep down the stoop, and you go around the building to its back door, which is a cheap-looking and dirty, metal door that is painted (badly) with white latex paint. Sunk into the ground in front of it is a step made out of cheap-looking cinder blocks. Your frown turns into a scowl, but you again rise up onto your haunches and knock.
"The door is unlocked, come in!" you hear shouted through it.
"I...I...I..." you try to respond.
You hear a strange-sounding curse that sounds like something indecent involving an "Ishtar," and the voice continues to speak as footsteps come to the door, going "Oh, great. Another quadruped." You step back as the door is pushed open. "Out of the way! It opens outward!" the voice says.
The person that appears at the door is: