[Hearing the faint sound of footsteps in the staircase, Lockon set the rifle down carefully, drew his sidearm, and turned onto his back, waiting for the intruder - hopefully a survivor, because he didn't hear the tell-tale groans of a zombie - to come into view. What he saw wasn't at all what he expected. Was that a sword?]
[Keeping the weapon trained cautiously on the man, he chuckled a little.] Nope. Doubt zombies like heights. Too much work getting up those stairs.
...how'd you get past the barricade? [Which was essentially two huge desks piled in the doorway, with enough nails to make shoving it difficult, but not impossible.]