You grab the legs of the costume figuring that will be the best place to start. You pick them up suprised by the sheer quality of them, the realistic look and feel, the attention to detail, the musky stench of the fur. You don't even hesitate striping off your pants and sliding on them.
Much to your suprise they fit like a glove, you could've sworn they were bigger, but they fit perfect. With your legs fully inside the legs of the costume and your cock fully inside it's slot, they feel amazingly comfortable. You start feeling a strange tingling sensation around you legs. Alarmed, you grab the fur of the costume and try to pull it off, but much to your suprise you feel yourself pulling on the hair as if it's your own, it's completely rooted to your body. You pause for a minute and grip your giant monster cock in your hands. It feels incredible, you feel it tense up as you become more and more infatuated with it and your new legs. You feel precum start dripping onto your still human hands, making you remember that there's still more costume to go.
Suddenly you hear the door down the hall open, someone's coming! You look around for a moment figuring out a plan. In a moment of desperation, you decide to...