[fixed] When I fixed the condition such that event could actually fire I overlocked that the alternative event was behind an if and not an elseif, so you would get both at once.

locations/katjaEv.qsrc

@@ -2689,8 +2689,7 @@ if $ARGS[0] = 'kathan22':
 			act 'Continue walking and talking': katjaQW['horny'] += 5 &  gt 'katjaEv','kathan16'
 			act 'Look for something else to do': katjaQW['horny'] += 5 &  gt 'katjaEv','kathan'
 		end
-	end
-	if katjaQW['slut'] >= 20 and katjaQW['QWstage'] > 2 and npc_rel['A14'] >= 50:
+	elseif katjaQW['slut'] >= 20 and katjaQW['QWstage'] > 2 and npc_rel['A14'] >= 50:
 		'<center><img <<$set_imgh>> src="images/characters/pavlovsk/school/girl/katja/KWT16.jpg"></center>'
 		'You and Katja stand silently, observing pavlovsk''s landscape without too much to do or say, just chilling in your mutual company. Then, you feel a hand on your waist that soon slides down towards one of your pockets, where it rest snugly.'
 		'Turning to your side, you see Katja blushing, embarrassed at her display of affection until your hand reaches to her pocket. You both stand, relaxing in your mutual company. This situation lasts a while, the two of you oblivious to the world beyond your little happy bubble until some bystander says something... encouraging? Insulting? You are barely aware, but that takes you out of your reverie. It is time to look for something else to do.'