The first reincarnation, she helped to avoid a huge rebellion, but was not appreciated at all and in ended painful heartbreak.
The second time, she plotted against the woman who tried to take her Crown Prince and died in the struggle.
The third time, she tried to backtrack all her mistakes, balancing between the helping the monarch and succeed the race to become Empress. But died in a public execution.
She failed again and again. Is there a point to all of these?