This is what depression is all about. A teen girl became victim of paranoid behavior and negative thoughts which lead to her demise.
She was a friendly girl. She was studying in class eighteen and was amongst the active students. She was cooperative with her colleagues and never gave up fighting to be the best in business.

Depression incited suicidal thoughts in her and there she went
Over a period of few weeks, her behavior tend to be more of an absurd and suspicious one. She isolated herself from the mainstream and became alcoholic. She lost control of her mind. She had been found over the moon (euphoric) at times, where she was too much down and out at other times (manic), mood fluctation had the better off her.
What made her look so ugly, careless, pessimist and alcoholic to abnormal levels. The main reason was that she lost the hope in life. A continuous dejection and indifferent behavior by his parents provoked anxiety. She stumbled in the exams too and became rash in approach and methodology.
Depression is a very serious problem which ought to be diagnosed at the very right time. The patient must he dealt with care and utmost love. A therapist from psychology department can tranquilize the mind via counseling and medication.
The real tranquility and peace of mind lies in relation with God.