The Immortal Wife Is Like A Cloud - Chapter 7: Unexpected Points

A recurring nightmare afflicted Khan's nights since the Second Impact. His dreams replayed the scenes of the crash of the Nak's spaceship, an alien race that the humans had defeated five hundred years ago.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

The new book has been released “The Fierce Lord: Goodnight, Little Sweet Wife”. Everyone says that the mysterious family's Second Young Master Bo is cold, ruthless, and not close to women. Rumor has it that he is a high-ranking disabled man with hidden ailments.However, Mu Shini complains endlessly after hearing this. How is this hypocritical man not close to women? He is an outright rogue!She runs, he chases, and he confines her: “Woman, do you think that after becoming mine, you still have a chance to escape?”His endless entanglement makes her intolerable. “Divorce! I'll live with the child!”I recommend my other book “The President's On Top: New Wife, Stop Making Trouble”.

I, a HIKKI-NEET, suddenly reincarnated in another world as a prince, and was immediately deemed the weakest ever, with my life already in a pinch after being abandoned as a baby, being stared down by a huge beast!?

However, I could only use one kind of magic. It was close, but I was able to avoid a “dead end” in my first few days of being born using that magic.

Anyways, I just want to live a lazy shut-in life as an adopted noble with my one all-purpose magic, but…?