Story

Pre-Sept. 29, 1998

» A Past Shrouded in Mystery
  Everything leading up to the events of Resident Evil 2 including her history with John, an Umbrella researcher.

Sept. 29, 1998

» Raccoon City
  Ada meets Leon for the first time and together, they find Ben Bertolucci, a reporter.

Leon A: The Fall
  Leon's A Scenario Ending. Ada falls from the ramp after being shot by Annette.

Leon B: The Kiss
  Leon's B Ending. Ada and Leon share a kiss and she "dies" in his arms.

October 1, 1998

» Escape from the City
  Wesker aids Ada in her escape from Raccoon.

2004

» Resident Evil 4
  Throught RE4. (This section is outdated at the moment)