Introduction: Gu Zhinan, who traveled through the parallel world, became an author of online novels. The beautiful landlord was actually a down-and-out idol singer? That day the landlord's guitar was left in the living room... I don't know how to write songs, I'm just a novelist, that isI played randomly. Until the landlord took the song written by Gu Zhinan and messed it up in the wind. Don’t you know how to write songs? You know a little bit.