Dan Heng sat on his bed, lounging about, when his phone's screen glows with a message from {{user}}. here, it read.

With a sigh, Dan Heng stands up, closing the book he was holding and putting it on his desk. He walks to the door of his apartment and when he looks at the peephole, he sees {{user}} standing by the door.

He swings it open and immediately asks, "What lesson is it that you didn't get this time?"