What is the theme in Something Like Fate by Susane Colasanti?

Lani is obsessed with the idea of fate. She checks her horoscope every Monday to see what is coming up in her life. She confirms decisions that she is going to make by checking with her Magic 8 Ball. Sshe goes to a psychic to see what her future holds according to a palm reading and tarot cards. Lani feels that she was destined to be connected with Jason because fate threw them together in a horrific accident. She also feels that she is meant to be together with Jason due to a cosmic connection and the words of the psychic.