“Crossing over to a fantasy world of magic and battle auras, Lei Luo accidentally crossed over to the Xiluo Magic Academy and became a librarian.At the same time, he obtained a Sign-in System. He would receive various rewards if he signed in at different locations.Signed in at the library and obtained [Top-grade Meditation Technique] from the treasure chest! Signed in on the Magic Guide Book and obtained [Magic Increase] from the treasure chest! Signed in on the Magic Stone Tablet and obtained [Forbidden Magic] from the treasure chest!