Ragged Mountain (でこぼこ山 "Ragged Mountain") is the first Dungeon in Pokémon Mystery Dungeon: Gates to Infinity. At the beginning of the game there is no chance in finding Monster Houses, Kecleon Shop, or Detours.
Plot and/or ending details may follow.
Ragged Mountain is the destination for the first plot-related missions. The Heroes are rushing to get to the unknown place that the partner is talking about that he is late for. The Heroes rush past the Ragged Path to the Savannah that is next to Post Town to meet Quagsire to get the deed to the Savannah to create a Pokémon Paradise.
NOTE: All pokémon in Ragged Mountain can be recruited.