Prestigious Family Marriage: Uncle vs Young Wife - Chapter 454

To correct the mistakes of his past, a young man is forced to narrow the space between science and witchcraft, as he ventures on a quest to save his world from complete destruction.

When traveling back to Japan's late Muromachi Era, how to survive becomes a significant challenge!Now, Harano must live well under this high-difficulty challenge!

Poison — a cold-blooded assassin, abandoned by his family and cast into the shadows of the underworld. He lived without purpose... until a supreme being took notice.Just like that, everything changed.---In a world of swords and magic, rumors spread of a strange, otherworldly café. A place where both mages and ordinary people can enter foreign realms, fight legendary battles, and return with enhanced magical power and understanding.But there’s one rule whispered by all who know of it:Never offend the owner.He may look lazy, uninterested, and far too calm...But those who challenge him are never seen the same way again.They become “special slaves” — forever bound by punishment and magic, trapped in service to a man far more terrifying than he appears.---He owns the café. He controls the worlds. And now, he’s just getting started.