The Harem Seeking System

Valtz had a sudden death after his apartment was caught in a huge fire. Fortunately, he got reincarnated into a body of a prince that was an otaku who died at the same moment. Just a Valtz thought his life will be better than before, he found out that there were more things he has to know about this world. To be precise, the new world he was in was more complicated. It turned out he got reincarnated into a world filled with mystery. Kingdom, Futuristic technologies, Sword and Magic, Heroes, Villains, eventually, everything was almost different from the world where he came from. But he doesn't have to worry too much; the golden finger is here... to his rescue.