by chance, the otaku lin beichen got a mobile phone, which took him into a world called dongdao zhenzhou. here, he became the legitimate son of lin jinnan, one of the top ten famous generals of the beihai empire [war tianhou]. he was also a notorious prodigal son, and was born with brain disease. when the warlord lin jinnan was defeated, his family was lost, and lin beichen, who had lost his backer, was blocked by various "enemy" and could not go out. in a critical moment, he was surprised to find that the mobile phone he brought with him was actually an external artifact that could assist in practicing martial arts. relying on this artifact, lin beichen started his own hilarious counterattack path ddd