Sea of ​​Sand and Rain

This was an era where magic and technology coexisted. Floods submerged the land, and magicians hid in different dimensions to find a chance to survive. However, at that time, mortals experienced a technological explosion, and quickly established a new system in the sky and on the earth. When the magician opened the door to his home again, everything became different... Guan Baijiu, a prospective college student, said that he has been possessed by bad luck recently. When he opened his eyes, he found that he had traveled to another world to work as a worker, and was used as a scapegoat by the authorities. Both black and white seemed to want him to die... But how can you know that a blessing in disguise is a blessing in disguise? When he dominates this ocean, all the past has turned into yellow sand. Where is the hope of returning home? [Atypical western fantasy novel without cp]