Otaku Lin Beichen got a mobile phone by chance, and the mobile phone took him into a world called Dongdao Zhenzhou, where he became the sister-in-law of Lin Jinnan, one of the top ten generals of the Beihai Empire, and also a notorious loser, and was born with a brain disease. Coinciding with the defeat of the Zhan Tianhou Lin Jinnan, the family road fell in the middle, and Lin Beichen, who lost his backer, was blocked in the school by all kinds of 'enemies' and couldn't go out.