Veldanava lived a regretful life. He made many mistakes, and their consequences were dire. Thankfully, the universe itself seems to pity him as he got a chance to reincarnate back into the Cardinal World as a slime. Warning: -A few characters are OOC. -There has been a change for some characters' backstories, some events and some aspects of canon TenSura. -This fanfiction will use information from TenSura's anime, manga, spin-offs, movie, web novel and light novels(LN1-LN22). -This is a harem story with Rimuru and seven characters. You have been warned.