If regrets could be undone, would they still be regrets?
Reborn before everything happened, the heroine chooses to leave out a necessary condition in the problem. If she never starts, there will be no regrets.
But the hero, reborn as well, hopes he can make up for the regrets the heroine carries.
Would they be happier together, or apart?
Clear-headed, gentle heroine × determined hero who pursues his wife