Spy Who Transmigrated Started Signing In As A Baby

# JAPANESEFANTASY # HEROFrom close-quarter combat to shooting, medicine, and even hacking, there was nothing that he couldn’t do. Luo Chen, also known as Polar Night, was the best spy in the world. However, after finishing his last mission, he was disposed of by his organization. With the goddess’s guidance, he was reborn into a Japanese-style fantasy world and was born to a noble family. In his new life, his motto was to be extra careful with everything. He had also started his sign-ins ever since he was still in his mother’s belly and when he was born, he wouldn’t leave the mansion until he was the strongest. Many years had passed, and with the technology and knowledge he had from his previous world and the strongest talent and magic in the new world, he befriended the strongest people in the world and formed a party. When they invaded the demon’s realm, the demon king panicked.