RWBY: Moon Reflection - Chapter 109: The End Of The War

One month after getting married, her lord husband went hunting for monsters and returned as a corpse.In shock, Penelope realizes she has been reincarnated into a novel.However, before she could even accept the fact that she was reincarnated, the affairs of the estate piled up!“The price of turnips has dropped again.”“The people of the estate need at least three months’ worth of emergency supplies to survive the winter.”“Firewood…?”“Water…?”Wait, hold on… I don’t know anything about managing an estate!• • •“I need to hire a wizard to work in the estate.”“He’ll work for exactly 100,000 gold.”It seems like there’s no escaping this, so she ends up getting help from the Archmage… but something about this guy seems suspicious.“Do you want to touch it?”“What? What do you mean?”“My hair. Didn’t you keep staring at it because you wanted to touch it?”The guy, who was the most powerful Archmage and the sweet dog-like secondary male lead, seems to have lost his mind somewhere along the way.Should I just escape from the estate?

Dragon 5th is a powerful lord with incredible martial arts, and yet is wasting away from a fatal disease. The only medicine which can cure his sickness lies in the clutches of his venemous ex-wife, Madam Lovesickness, and is guarded by 7 dangerous killers, fugitives of the martial world. To retrieve the antidote, Dragon 5th hires Liu Changjie, a skilled martial artist who loves drinking and women, but has a mysterious past. All is not what it seems in this wuxia heist story.

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

What would you say is the most valuable thing in this world?