Action/Reaction is a main story mission in GTA IV: The Lost and Damned, given by Billy Grey .

It's the 4° TLaD mission in chronological order, and it takes place in Alderney.

Billy and the Lost MC attack the Angels of Death's clubhouse and steal $2 million worth of heroin.

  • This mission introduces the Grenade Launcher.

Action/Reaction: Mission Objectives

  • Follow Billy.
  • Race the Lost crew to the A.O.D. clubhouse.
  • Take down the Angels of Death defending their clubhouse.
  • Go with Billy.
  • Get on your bike and leave the area.
  • Get clear of the A.O.D. clubhouse.

Action/Reaction: Mission Info

  • Game Edition Game Edition: GTA IV: The Lost and DamnedGTA IV: The Lost and Damned
  • Mission Number 4
  • Mission Giver Map Blip Icon Billy greyBilly Grey
  • Location Lost MC Clubhouse, Acter, Alderney
  • State / Area Alderney
  • Available After Mission (Story Mode)
    It's War (The Lost and Damned)

Action/Reaction: Video Walkthrough

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