Average Anime: That was Unexpected 2

Cautious Hero just initiated a Plot Nuke in which we learn the hero has undergone a one eighty personality shift from reckless fool who failed to save the previous isekai world from the demon lord, to one who is overly cautious, but that his useless Goddess sidekick was his Princess, and mother of his unborn child whose soul the demon lord devoured like a before dinner mint ripping the child from the Princess's womb.

Prepare to be traumatized...