Yuexia, I Have Been Looking for You in This World for Two Lifetimes

Readers: From "asking what love is in the world, it tells you whether life and death are together" to "life is so short, why do you need to fall in love so hard?" With emotion and sigh, no matter how the situation changes over thousands of years, love has never disappeared. The protagonist has gone through two reincarnations, and has to go through another ninety-nine and eighty-one hardships before he can survive hand in hand with his beloved. Why is the word "difficult" so important?