In the book Kristina starts to detach herself from the ones she loves like her mother. Kristina sees her mom as what she always has a person who's there and wants her best interest. However, Bree sees her as an obstacle to her crank addiction and surely later in the book manages to detach Bree from her mother in all ways and see only the negative aspects of her. Kristina a little deeper into the book Starts to get unaware of her sure Situations because of crank. Kristina meets up with a kid named Brendan not thinking anything bad of it but the drugs cause her to think a different way. Kristina isn't as strong as should would be without drugs. Bree strikes again and Kristina can no longer fight and then gets raped unwillingly. Then towards the end of the book Kristina funds out she is pregnant. She was not so upset she was thinking about the good life she could have with her boyfriend but o Ly in a matter of time does she figure out its Brendan's. She feels as if she can't have this child, but another part of her knows the guilt that will come of she doesn't have a child. She chooses to have her child. Then through the stressed out position she is put in she slowly digs herself into a hole. Where only Bree is able to control her and her addiction in now for life.
In conclusion drugs clearly have a terrible toll on people. As you can tell Kristina suffered from much pain with this and this is a real story put into a words of book told by her mother. Drugs can change people into something they weren't planning to be. For Kristina that was Bree and for anyone else it goes the same. So learn from this that drugs can release all the demons that we all try to keep in and surely can cause us to lose all the people in our life's that care for us deeply and for Kristina that would be her mother. So remember whatever you do never make the choice of taking drugs because you'll be heading for a life of disaster.