MTL - My Items Have an Upgrade Panel - Chapter 172 send a plane

I was transmigrated into a work I liked and finally came back.But after, I was dragged into an Academy Romance Novel, which I skipped over after only reading the prologue.There I found a half-broken possessors who regressed endlessly.

The tender girl, Li Qiao, transmigrated into a delicate bride in a poor family.A rural household registration, between two decrepit houses.What she didn't know was that the unambitious loser of a husband would one day become a commercial tycoon, possessing the highest status and countless wealth.She was even less aware that her reborn stepsister was determined to replace her and become the wealthy lady of the house.The stepsister often urged her to leave, “Brother-in-law drinks and fights, he's irresponsible and doesn't deserve you.”Li Qiao was irritated on a daily basis, “He says he can annoy me to death.”The stepsister added, “He's too poor, you and the child will follow him to a life of hardship.”Li Qiao's face blushed with shyness, “He says one child is not enough to split up over, unless we have another one.”The stepsister: ……

Chen Rui, an otaku from earth, is reborn into a human body in another world, who falls into the legendary evil, brutal world of the devil called Mozu where humans are treated as food. He has to survive while facing horrors of the devil, violent dragons and a variety of power enemies depending on a strange super system chip and his wits. Surrounded by Devil’s beauties such as black-bellied lolita princess, cold queens, violent dragons, charming poisonous devils …

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