Toudou Reo was a brilliant control systems engineer, despite still being a student. As usual, he was deeply focused on fine-tuning a robotic arm for... more>> an upcoming contest. However, due to a blunder by a weather God, he died in a sudden accident. When asked by a God if he had any wishes, he answered without hesitation that he wanted to continue working in control systems. But the world he was reincarnated into had no electricity, no electronic circuits. It was a completely different world. Reborn as Leon, he had completely forgotten about control systems. However, when he encountered magic, he regains the memories of his previous life. <<less