Underground Tunnel (Calibre Island)

{{Location page
 * Id=52000015
 * Name=Underground Tunnel
 * MapLevel=3
 * RegionName=Calibre Fortress
 * IslandName=Calibre Island
 * MapType=4
 * BigCity=0
 * ConnectedMaps={{ConnectedMap|Whisperstone Thicket}}{{ConnectedMap|Calibre Fortress}}
 * PVP=0
 * CanClimb=0
 * CanFly=0
 * CanUsePet=1
 * CanUseMount=0
 * CanUseSkill=1
 * HasTaxi=0
 * HasItemExtractor=0
 * HasHealingSpot=0
 * HasRealEstate=0
 * RealEstate=
 * Description=
 * ExplorationGoals=
 * There are no exploration goals in {{PAGENAME}}
 * GoldenChests=
 * There are no Golden Chests in {{PAGENAME}}.
 * NormalChests=
 * There are no Normal Chests in {{PAGENAME}}.
 * Services=
 * Quests=
 * The Defector Quests

Summary

 * Find Ishura

Summary

 * Practice using the Flurry or Echoing Blade technique (0/1)
 * Find Rejan at Calibre Fortress

Rewards

 * 5
 * Trivia=
 * Gallery=
 * Gallery=

}}
 * BGM=