home. 。And Cheng Kexin, because she was staying at home out of boredom, told Gu Chi 。Of course Gu Chi knew that Cheng Kexin didn't do anything all day and was naturally bored, so he agreed to take he...and studied it with great interest.This was not a modern lock, but an old one that opened with a long, narrow key. It was made of copper and covered in rust, giving it a sense of age. Lin Wanwan held...