Atsumi Tanezaki

After being a shut-in, Haruto is reincarnated as a baby. And amazingly, that baby is a prince! However, he's abandoned in a forest on the day he's born because of his low magic level... ...

After the party of heroes defeated the Demon King, they restored peace to the land and returned to lives of solitude. Generations pass, and the elven mage Frieren comes face to face ...