It's frowned upon to want to die.
Alicia is depressed and feels that life has been a series of disappointments, she also feels no one hears understands her pain.
Alicia wants her parents to pay attention to her depressive state.
Alicia phones her parents and tells them about her depression and how she would like their help and support.
Alicia phones her parents and tells them she would like her life to be over since it's so painful.
Alicia's parents are relieved she reached out to them and appreciate the fact she genuinely sounds like she wants to change her life around.
Alicia's parents are completely panicked and feel that she's going crazy.