Original sentence: As the story ends, Perine tells Spade that Iva Archer is waiting for him.She knows he was right to do what he did but she tells him she needs some time, presumably to process all that has happened.She says she hired the detectives to scare Thursby.She tells Spade not to touch her.Spade continues business as usual, although his secretary Effie Perine, whose woman's intuition had assured him that Miss Wonderly (O'Shaughnessy) was honest and trustworthy, is disappointed to learn that she was simply an unscrupulous adventuress.Spade points out that O'Shaughnessy, being an attractive woman and a gifted actress, may persuade a prosecutor and jury to let her off with a 20-year sentence, and he tells her he will wait for her.Spade uses the impending arrival of the police to confront O'Shaughnessy, whom he realizes is the one who murdered Archer, to admit to and explain why.They tell Spade that Wilmer was waiting at the hotel and killed Gutman when the latter arrived.When Thursby refused to be scared away, she took one of his guns — a very distinctive Webley, an English make — and approached Archer, who had no suspicions of her, in an alley where he was trailing Thursby and killed him at point-blank range
Edited sentence: As the story ends, Spade wearily remembers that he still has to deal with Iva Archer, who had filed for divorce from her husband — his dead partner — and now seems to expect that he might marry her.She says she hired Archer to scare Thursby.Spade continues business as usual, though his secretary Effie Perine, whose woman's intuition had assured him that O'Shaughnessy was at bottom honest and trustworthy, is disappointed to learn that she was simply an unscrupulous adventuress.Spade points out that O'Shaughnessy, being an attractive woman and a gifted actress, may persuade a prosecutor and jury to let her off with a 20-year sentence.Spade then uses the impending arrival of the police to get O'Shaughnessy to admit to and explain why she killed Archer.They tell Spade that Wilmer was waiting for Gutman at the hotel and killed him when he arrived.When Thursby refused to be scared away, she took one of his guns — a very distinctive Webley, an English make — and herself lured Archer down an alley and killed him at point-blank range