A painting turns the sky

"You see, at the latest Caltex auction, an abstract painting sold at a sky high price of $2 billion! But what is this painting?" "I smell a strong smell of money laundering from this news!" "secretly tell you oh, I heard that abstract paintings hide the key to the new world..." Lu Lulu reported an online painting group practice, But inadvertently peeked into a mysterious world, which seems... Not simple at all!