Making a harem after transmigrating - Chapter 83: Truth about dungeon

“According to prophecy and scientific calculations, the entire world will see temperatures drop to minus forty degrees within three years, and even the earth's core will be frozen within three hundred years.”“What should we do?”“Gather all our strength, build a shelter together with unwavering unity. In the face of disaster, we must stand united, and everyone needs to do whatever they can to ensure a future for humanity!”“But what if someone refuses to work and just wants to eat and be lazy?”“Then let them die! Activate the alchemy golems and large robots, we do not support idlers!”Set in a scenario similar to Frostpunk, with fantasy elements and a steampunk background, viewer discretion is advised.

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Felix's life on Earth had become a series of dead-end jobs, ruined relationships, and rotating apartments smaller than most postage stamps. By all accounts, even his own, he was a coward. Too afraid to move forward, to take risks. Yet when given the chance to choose between risking his life or walking away from a deadly encounter, he didn't hesitate.Moments before his untimely demise, Felix was snatched from earth and thrust into a magical world known only as ‘The Continent’. Empowered by the ‘System,' he learns that he can strengthen himself through combat and dedication. To survive he'll have to push himself beyond his limits, or else fall to the monsters all around him.Levels, stats, and magic. Death is the start of a terrible fate, but if he lives…who knows what he will become.