Lombard Street: Holo-Dating
This is the simplest ending in the game to get (I mean that!) here's how:
Day 1: Choose a different path other than A, B, C to open the first conversation with Chelsee.
Day 2: Do NOT choose B, C, C when talking to Gus Leach!
Day 8: When Regan is seducing Tex, select either A for "Refuse" or B for "Stall"