MTL - Arbor Siluo Depend on Each Other - Chapter 795 telepathy between brothers

Target Audience: This book is for those who had enough of MCs getting bullied and those who enjoyed progression. I’ll now apologize if I miss something and MC didn’t act according to your likings, I’ll adjust and improve so let’s get addicted to it! SSS rank talent? I can get 10,000 xp multiplier and convert them to upgrade my skills? Proficiency? Item Quality? Top ranker? Beat them up! Arrogant villains? Slap them to death! My Little Sister getting bullied in school? Destroy the school! In my eyes, you are just experience points to farm! Let’s farm experience points!

Seven billion humans living on the Earth time-traveled together after they had woken up one morning. They all heard a synthesized female voice.

Xiang Nuan starts to play this game because of a certain famous gamer. Later, however, she finds out that the game is much more interesting than the man…

- Description from Novelupdates

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