Reborn as Arthur Leywin after a mysterious demise, a former king retains his wisdom despite entering a new life as a baby on the magical continent of Dicathen. He masters magic, forging his path to rectify past mistakes.

In the summer of 1989, four kids in Tokyo witness the emergence of the turtle kaiju Gamera, who bravely stands up against giant human-eating monsters.

In this sci-fi tinged story of young love and teenage turmoil, a mysterious glowing ball offers Norimichi a second chance at securing his dream date.