Evil and evil things

A deadly epidemic hidden among us, it worsens, grows, and appears over time, Satan cursed because of it, Cain killed Abel because of it, it is envy! It is your excess of good over your brother, and today this monster has fed enough and grown, so it has started to devour everything around it. In this book, you have five stories, each story discusses a different type of envy, and as a reader, you play the role of the investigator and discover the true envious person, and who is the envious in your story?