Sentence 1: My peer at work got a promotion that I wanted. 
 Sentence 3: She told me that she thought I deserved to get promotion too 
 Sentence 4:  She then asked me to help her in her new role 
 Sentence 5:  I did and she praised my kindness to the boss 
 Option 1: I was extremely bitter at first because I worked hard for that. 
 Option 2: I quit because I was so unhappy.