I'm like an ant, I don't know that thousands of years replace roses and hide future generations.
The heroine's outlook on life is normal, she travels through the past and present, and her strength is off the charts.
The male protagonist... Is a bitch. There was no hope.
The male protagonist has been miserable since childhood, especially miserable. The heroine has a smooth journey and her luck is MAX.
In short, the female protagonist is very cold and the male protagonist is very neurotic.
Stick to 1v1 and never waver.
(⊙O⊙)…I guess there's nothing to add…