```
"To be honest, I'm quite fond of the secret techniques you mentioned, and I'll take those Demon Talisman Seeds as well. I'd also like to copy a set of your father's notes, if that's alright?" Lin Xin continued with his thoughts.
"No... no problem," the boy stuttered, "You... you agree?"
"Of course, what else do you want?" Lin Xin asked in return.
"It's just that, for such a small price..."
"Let's settle it then, you and I will make a contract." Lin Xin pressed a palm-shaped pattern on the table.
The pattern immediately lit up. Between the two of them, as his thoughts willed it, a white piece of paper appeared, swiftly outlining the terms of the contract they were about to enact.
Once the content was filled, the paper divided into two identical copies, sliding in front of each of them.
