Leroy, taking the obvious course of action that any self- respecting 12 year old would take, decided to brave the that spanned the 10 foot chasm that didn't appear to have a bottom.
Leroy took the first step... nothing, the same with the second and third.
On the fourth step, though, the suddenly snapped, sending little Leroy plummeting headfirst to...
a rather abrupt stop on a squishy, almost swamplike, floor, doubtless the result of decaying boards and whatnot over many years.
When Leroy righted himself, however, he found that there was a doorway that appeared to have been getting a lot of use lately, and a ladder on the wall leading back up.