What is chapter 13 in Jeremy fink and meaning of life about?

Chapter 13 is titled "The Great Green Hope" and it involves Jeremy's attempt to find meaning in life through helping others. Inspired by the story of the Good Samaritan, Jeremy sets out to perform random acts of kindness for strangers. He begins by helping an old woman carry her groceries, and later rescues a dog that is trapped in a hot car.

However, Jeremy's good deeds are met with unexpected consequences. The old woman becomes overly-attached to him, and the dog's owner turns out to be a dangerous criminal. Jeremy realizes that his quest for meaning has led him into dangerous and uncomfortable situations, and he begins to question whether his newfound purpose is worth the risks involved.